489648720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{193}}^1$

素因数の和:282

約数の個数: 240

約数和(自身を含む): 1719907776

約数和(自身を除く): 1230259056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 193, 220, 240, 248, 264, 310, 330, 341, 372, 386, 440, 465, 496, 528, 579, 620, 660, 682, 744, 772, 880, 930, 961, 965, 1023, 1158, 1240, 1320, 1364, 1488, 1544, 1705, 1860, 1922, 1930, 2046, 2123, 2316, 2480, 2640, 2728, 2883, 2895, 3088, 3410, 3720, 3844, 3860, 4092, 4246, 4632, 4805, 5115, 5456, 5766, 5790, 5983, 6369, 6820, 7440, 7688, 7720, 8184, 8492, 9264, 9610, 10230, 10571, 10615, 11532, 11580, 11966, 12738, 13640, 14415, 15376, 15440, 16368, 16984, 17949, 19220, 20460, 21142, 21230, 23064, 23160, 23932, 25476, 27280, 28830, 29915, 31713, 31845, 33968, 35898, 38440, 40920, 42284, 42460, 46128, 46320, 47864, 50952, 52855, 57660, 59830, 63426, 63690, 65813, 71796, 76880, 81840, 84568, 84920, 89745, 95728, 101904, 105710, 115320, 119660, 126852, 127380, 131626, 143592, 158565, 169136, 169840, 179490, 185473, 197439, 211420, 230640, 239320, 253704, 254760, 263252, 287184, 317130, 329065, 358980, 370946, 394878, 422840, 478640, 507408, 509520, 526504, 556419, 634260, 658130, 717960, 741892, 789756, 845680, 927365, 987195, 1053008, 1112838, 1268520, 1316260, 1435920, 1483784, 1579512, 1854730, 1974390, 2040203, 2225676, 2537040, 2632520, 2782095, 2967568, 3159024, 3709460, 3948780, 4080406, 4451352, 5265040, 5564190, 6120609, 7418920, 7897560, 8160812, 8902704, 10201015, 11128380, 12241218, 14837840, 15795120, 16321624, 20402030, 22256760, 24482436, 30603045, 32643248, 40804060, 44513520, 48964872, 61206090, 81608120, 97929744, 122412180, 163216240, 244824360, 489648720]

約数ペア:

[(1, 489648720), (2, 244824360), (3, 163216240), (4, 122412180), (5, 97929744), (6, 81608120), (8, 61206090), (10, 48964872), (11, 44513520), (12, 40804060), (15, 32643248), (16, 30603045), (20, 24482436), (22, 22256760), (24, 20402030), (30, 16321624), (31, 15795120), (33, 14837840), (40, 12241218), (44, 11128380), (48, 10201015), (55, 8902704), (60, 8160812), (62, 7897560), (66, 7418920), (80, 6120609), (88, 5564190), (93, 5265040), (110, 4451352), (120, 4080406), (124, 3948780), (132, 3709460), (155, 3159024), (165, 2967568), (176, 2782095), (186, 2632520), (193, 2537040), (220, 2225676), (240, 2040203), (248, 1974390), (264, 1854730), (310, 1579512), (330, 1483784), (341, 1435920), (372, 1316260), (386, 1268520), (440, 1112838), (465, 1053008), (496, 987195), (528, 927365), (579, 845680), (620, 789756), (660, 741892), (682, 717960), (744, 658130), (772, 634260), (880, 556419), (930, 526504), (961, 509520), (965, 507408), (1023, 478640), (1158, 422840), (1240, 394878), (1320, 370946), (1364, 358980), (1488, 329065), (1544, 317130), (1705, 287184), (1860, 263252), (1922, 254760), (1930, 253704), (2046, 239320), (2123, 230640), (2316, 211420), (2480, 197439), (2640, 185473), (2728, 179490), (2883, 169840), (2895, 169136), (3088, 158565), (3410, 143592), (3720, 131626), (3844, 127380), (3860, 126852), (4092, 119660), (4246, 115320), (4632, 105710), (4805, 101904), (5115, 95728), (5456, 89745), (5766, 84920), (5790, 84568), (5983, 81840), (6369, 76880), (6820, 71796), (7440, 65813), (7688, 63690), (7720, 63426), (8184, 59830), (8492, 57660), (9264, 52855), (9610, 50952), (10230, 47864), (10571, 46320), (10615, 46128), (11532, 42460), (11580, 42284), (11966, 40920), (12738, 38440), (13640, 35898), (14415, 33968), (15376, 31845), (15440, 31713), (16368, 29915), (16984, 28830), (17949, 27280), (19220, 25476), (20460, 23932), (21142, 23160), (21230, 23064)]