21783004880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:435

約数の個数: 360

約数和(自身を含む): 64537681824

約数和(自身を除く): 42754676944

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 131, 140, 169, 182, 196, 208, 245, 251, 260, 262, 280, 338, 364, 392, 455, 490, 502, 520, 524, 560, 637, 655, 676, 728, 784, 845, 910, 917, 980, 1004, 1040, 1048, 1183, 1255, 1274, 1310, 1352, 1456, 1690, 1703, 1757, 1820, 1834, 1960, 2008, 2096, 2366, 2510, 2548, 2620, 2704, 3185, 3263, 3380, 3406, 3514, 3640, 3668, 3920, 4016, 4585, 4732, 5020, 5096, 5240, 5915, 6370, 6419, 6526, 6760, 6812, 7028, 7280, 7336, 8281, 8515, 8785, 9170, 9464, 10040, 10192, 10480, 11830, 11921, 12299, 12740, 12838, 13052, 13520, 13624, 14056, 14672, 16315, 16562, 17030, 17570, 18340, 18928, 20080, 22139, 22841, 23660, 23842, 24598, 25480, 25676, 26104, 27248, 28112, 32095, 32630, 32881, 33124, 34060, 35140, 36680, 41405, 42419, 44278, 45682, 47320, 47684, 49196, 50960, 51352, 52208, 59605, 61495, 64190, 65260, 65762, 66248, 68120, 70280, 73360, 82810, 83447, 84838, 88556, 91364, 94640, 95368, 98392, 102704, 110695, 114205, 119210, 122990, 128380, 130520, 131524, 132496, 136240, 140560, 154973, 159887, 164405, 165620, 166894, 169676, 177112, 182728, 190736, 196784, 212095, 221390, 228410, 230167, 238420, 245980, 256760, 261040, 263048, 296933, 309946, 319774, 328810, 331240, 333788, 339352, 354224, 365456, 417235, 424190, 427453, 442780, 456820, 460334, 476840, 491960, 513520, 526096, 593866, 619892, 639548, 657620, 662480, 667576, 678704, 774865, 799435, 834470, 848380, 854906, 885560, 913640, 920668, 953680, 983920, 1084811, 1150835, 1187732, 1239784, 1279096, 1315240, 1335152, 1484665, 1549730, 1598870, 1611169, 1668940, 1696760, 1709812, 1771120, 1827280, 1841336, 2078531, 2137265, 2169622, 2301670, 2375464, 2479568, 2558192, 2630480, 2969330, 2992171, 3099460, 3197740, 3222338, 3337880, 3393520, 3419624, 3682672, 4157062, 4274530, 4339244, 4603340, 4750928, 5424055, 5556889, 5938660, 5984342, 6198920, 6395480, 6444676, 6675760, 6839248, 8055845, 8314124, 8549060, 8678488, 9206680, 10392655, 10848110, 11113778, 11877320, 11968684, 12397840, 12790960, 12889352, 14960855, 16111690, 16628248, 17098120, 17356976, 18413360, 20785310, 20945197, 21696220, 22227556, 23754640, 23937368, 25778704, 27784445, 29921710, 32223380, 33256496, 34196240, 38898223, 41570620, 41890394, 43392440, 44455112, 47874736, 55568890, 59843420, 64446760, 77796446, 83141240, 83780788, 86784880, 88910224, 104725985, 111137780, 119686840, 128893520, 155592892, 166282480, 167561576, 194491115, 209451970, 222275560, 239373680, 272287561, 311185784, 335123152, 388982230, 418903940, 444551120, 544575122, 622371568, 777964460, 837807880, 1089150244, 1361437805, 1555928920, 1675615760, 2178300488, 2722875610, 3111857840, 4356600976, 5445751220, 10891502440, 21783004880]

約数ペア:

[(1, 21783004880), (2, 10891502440), (4, 5445751220), (5, 4356600976), (7, 3111857840), (8, 2722875610), (10, 2178300488), (13, 1675615760), (14, 1555928920), (16, 1361437805), (20, 1089150244), (26, 837807880), (28, 777964460), (35, 622371568), (40, 544575122), (49, 444551120), (52, 418903940), (56, 388982230), (65, 335123152), (70, 311185784), (80, 272287561), (91, 239373680), (98, 222275560), (104, 209451970), (112, 194491115), (130, 167561576), (131, 166282480), (140, 155592892), (169, 128893520), (182, 119686840), (196, 111137780), (208, 104725985), (245, 88910224), (251, 86784880), (260, 83780788), (262, 83141240), (280, 77796446), (338, 64446760), (364, 59843420), (392, 55568890), (455, 47874736), (490, 44455112), (502, 43392440), (520, 41890394), (524, 41570620), (560, 38898223), (637, 34196240), (655, 33256496), (676, 32223380), (728, 29921710), (784, 27784445), (845, 25778704), (910, 23937368), (917, 23754640), (980, 22227556), (1004, 21696220), (1040, 20945197), (1048, 20785310), (1183, 18413360), (1255, 17356976), (1274, 17098120), (1310, 16628248), (1352, 16111690), (1456, 14960855), (1690, 12889352), (1703, 12790960), (1757, 12397840), (1820, 11968684), (1834, 11877320), (1960, 11113778), (2008, 10848110), (2096, 10392655), (2366, 9206680), (2510, 8678488), (2548, 8549060), (2620, 8314124), (2704, 8055845), (3185, 6839248), (3263, 6675760), (3380, 6444676), (3406, 6395480), (3514, 6198920), (3640, 5984342), (3668, 5938660), (3920, 5556889), (4016, 5424055), (4585, 4750928), (4732, 4603340), (5020, 4339244), (5096, 4274530), (5240, 4157062), (5915, 3682672), (6370, 3419624), (6419, 3393520), (6526, 3337880), (6760, 3222338), (6812, 3197740), (7028, 3099460), (7280, 2992171), (7336, 2969330), (8281, 2630480), (8515, 2558192), (8785, 2479568), (9170, 2375464), (9464, 2301670), (10040, 2169622), (10192, 2137265), (10480, 2078531), (11830, 1841336), (11921, 1827280), (12299, 1771120), (12740, 1709812), (12838, 1696760), (13052, 1668940), (13520, 1611169), (13624, 1598870), (14056, 1549730), (14672, 1484665), (16315, 1335152), (16562, 1315240), (17030, 1279096), (17570, 1239784), (18340, 1187732), (18928, 1150835), (20080, 1084811), (22139, 983920), (22841, 953680), (23660, 920668), (23842, 913640), (24598, 885560), (25480, 854906), (25676, 848380), (26104, 834470), (27248, 799435), (28112, 774865), (32095, 678704), (32630, 667576), (32881, 662480), (33124, 657620), (34060, 639548), (35140, 619892), (36680, 593866), (41405, 526096), (42419, 513520), (44278, 491960), (45682, 476840), (47320, 460334), (47684, 456820), (49196, 442780), (50960, 427453), (51352, 424190), (52208, 417235), (59605, 365456), (61495, 354224), (64190, 339352), (65260, 333788), (65762, 331240), (66248, 328810), (68120, 319774), (70280, 309946), (73360, 296933), (82810, 263048), (83447, 261040), (84838, 256760), (88556, 245980), (91364, 238420), (94640, 230167), (95368, 228410), (98392, 221390), (102704, 212095), (110695, 196784), (114205, 190736), (119210, 182728), (122990, 177112), (128380, 169676), (130520, 166894), (131524, 165620), (132496, 164405), (136240, 159887), (140560, 154973)]