639773784

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1370

約数の個数: 192

約数和(自身を含む): 2041079040

約数和(自身を除く): 1401305256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 31, 34, 36, 39, 51, 52, 62, 68, 72, 78, 93, 102, 104, 117, 124, 136, 153, 156, 186, 204, 221, 234, 248, 279, 306, 312, 372, 403, 408, 442, 468, 527, 558, 612, 663, 744, 806, 884, 936, 1054, 1116, 1209, 1224, 1297, 1326, 1581, 1612, 1768, 1989, 2108, 2232, 2418, 2594, 2652, 3162, 3224, 3627, 3891, 3978, 4216, 4743, 4836, 5188, 5304, 6324, 6851, 7254, 7782, 7956, 9486, 9672, 10376, 11673, 12648, 13702, 14508, 15564, 15912, 16861, 18972, 20553, 22049, 23346, 27404, 29016, 31128, 33722, 37944, 40207, 41106, 44098, 46692, 50583, 54808, 61659, 66147, 67444, 80414, 82212, 88196, 93384, 101166, 120621, 123318, 132294, 134888, 151749, 160828, 164424, 176392, 198441, 202332, 241242, 246636, 264588, 286637, 303498, 321656, 361863, 396882, 404664, 482484, 493272, 522691, 529176, 573274, 606996, 683519, 723726, 793764, 859911, 964968, 1045382, 1146548, 1213992, 1367038, 1447452, 1568073, 1587528, 1719822, 2050557, 2090764, 2293096, 2579733, 2734076, 2894904, 3136146, 3439644, 4101114, 4181528, 4704219, 5159466, 5468152, 6151671, 6272292, 6879288, 8202228, 8885747, 9408438, 10318932, 12303342, 12544584, 16404456, 17771494, 18816876, 20637864, 24606684, 26657241, 35542988, 37633752, 49213368, 53314482, 71085976, 79971723, 106628964, 159943446, 213257928, 319886892, 639773784]

約数ペア:

[(1, 639773784), (2, 319886892), (3, 213257928), (4, 159943446), (6, 106628964), (8, 79971723), (9, 71085976), (12, 53314482), (13, 49213368), (17, 37633752), (18, 35542988), (24, 26657241), (26, 24606684), (31, 20637864), (34, 18816876), (36, 17771494), (39, 16404456), (51, 12544584), (52, 12303342), (62, 10318932), (68, 9408438), (72, 8885747), (78, 8202228), (93, 6879288), (102, 6272292), (104, 6151671), (117, 5468152), (124, 5159466), (136, 4704219), (153, 4181528), (156, 4101114), (186, 3439644), (204, 3136146), (221, 2894904), (234, 2734076), (248, 2579733), (279, 2293096), (306, 2090764), (312, 2050557), (372, 1719822), (403, 1587528), (408, 1568073), (442, 1447452), (468, 1367038), (527, 1213992), (558, 1146548), (612, 1045382), (663, 964968), (744, 859911), (806, 793764), (884, 723726), (936, 683519), (1054, 606996), (1116, 573274), (1209, 529176), (1224, 522691), (1297, 493272), (1326, 482484), (1581, 404664), (1612, 396882), (1768, 361863), (1989, 321656), (2108, 303498), (2232, 286637), (2418, 264588), (2594, 246636), (2652, 241242), (3162, 202332), (3224, 198441), (3627, 176392), (3891, 164424), (3978, 160828), (4216, 151749), (4743, 134888), (4836, 132294), (5188, 123318), (5304, 120621), (6324, 101166), (6851, 93384), (7254, 88196), (7782, 82212), (7956, 80414), (9486, 67444), (9672, 66147), (10376, 61659), (11673, 54808), (12648, 50583), (13702, 46692), (14508, 44098), (15564, 41106), (15912, 40207), (16861, 37944), (18972, 33722), (20553, 31128), (22049, 29016), (23346, 27404)]