51566760

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:405

約数の個数: 256

約数和(自身を含む): 207360000

約数和(自身を除く): 155793240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 359, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 570, 630, 665, 684, 718, 756, 760, 798, 840, 855, 945, 1026, 1064, 1077, 1080, 1140, 1197, 1260, 1330, 1368, 1436, 1512, 1596, 1710, 1795, 1890, 1995, 2052, 2154, 2280, 2394, 2513, 2520, 2565, 2660, 2872, 3192, 3231, 3420, 3590, 3591, 3780, 3990, 4104, 4308, 4788, 5026, 5130, 5320, 5385, 5985, 6462, 6821, 6840, 7180, 7182, 7539, 7560, 7980, 8616, 9576, 9693, 10052, 10260, 10770, 11970, 12565, 12924, 13642, 14360, 14364, 15078, 15960, 16155, 17955, 19386, 20104, 20463, 20520, 21540, 22617, 23940, 25130, 25848, 27284, 28728, 30156, 32310, 34105, 35910, 37695, 38772, 40926, 43080, 45234, 47747, 47880, 48465, 50260, 54568, 60312, 61389, 64620, 67851, 68210, 71820, 75390, 77544, 81852, 90468, 95494, 96930, 100520, 102315, 113085, 122778, 129240, 135702, 136420, 143241, 143640, 150780, 163704, 180936, 184167, 190988, 193860, 204630, 226170, 238735, 245556, 271404, 272840, 286482, 301560, 306945, 339255, 368334, 381976, 387720, 409260, 429723, 452340, 477470, 491112, 542808, 572964, 613890, 678510, 716205, 736668, 818520, 859446, 904680, 920835, 954940, 1145928, 1227780, 1289169, 1357020, 1432410, 1473336, 1718892, 1841670, 1909880, 2148615, 2455560, 2578338, 2714040, 2864820, 3437784, 3683340, 4297230, 5156676, 5729640, 6445845, 7366680, 8594460, 10313352, 12891690, 17188920, 25783380, 51566760]

約数ペア:

[(1, 51566760), (2, 25783380), (3, 17188920), (4, 12891690), (5, 10313352), (6, 8594460), (7, 7366680), (8, 6445845), (9, 5729640), (10, 5156676), (12, 4297230), (14, 3683340), (15, 3437784), (18, 2864820), (19, 2714040), (20, 2578338), (21, 2455560), (24, 2148615), (27, 1909880), (28, 1841670), (30, 1718892), (35, 1473336), (36, 1432410), (38, 1357020), (40, 1289169), (42, 1227780), (45, 1145928), (54, 954940), (56, 920835), (57, 904680), (60, 859446), (63, 818520), (70, 736668), (72, 716205), (76, 678510), (84, 613890), (90, 572964), (95, 542808), (105, 491112), (108, 477470), (114, 452340), (120, 429723), (126, 409260), (133, 387720), (135, 381976), (140, 368334), (152, 339255), (168, 306945), (171, 301560), (180, 286482), (189, 272840), (190, 271404), (210, 245556), (216, 238735), (228, 226170), (252, 204630), (266, 193860), (270, 190988), (280, 184167), (285, 180936), (315, 163704), (342, 150780), (359, 143640), (360, 143241), (378, 136420), (380, 135702), (399, 129240), (420, 122778), (456, 113085), (504, 102315), (513, 100520), (532, 96930), (540, 95494), (570, 90468), (630, 81852), (665, 77544), (684, 75390), (718, 71820), (756, 68210), (760, 67851), (798, 64620), (840, 61389), (855, 60312), (945, 54568), (1026, 50260), (1064, 48465), (1077, 47880), (1080, 47747), (1140, 45234), (1197, 43080), (1260, 40926), (1330, 38772), (1368, 37695), (1436, 35910), (1512, 34105), (1596, 32310), (1710, 30156), (1795, 28728), (1890, 27284), (1995, 25848), (2052, 25130), (2154, 23940), (2280, 22617), (2394, 21540), (2513, 20520), (2520, 20463), (2565, 20104), (2660, 19386), (2872, 17955), (3192, 16155), (3231, 15960), (3420, 15078), (3590, 14364), (3591, 14360), (3780, 13642), (3990, 12924), (4104, 12565), (4308, 11970), (4788, 10770), (5026, 10260), (5130, 10052), (5320, 9693), (5385, 9576), (5985, 8616), (6462, 7980), (6821, 7560), (6840, 7539), (7180, 7182)]