2146349940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:404

約数の個数: 240

約数和(自身を含む): 7182749952

約数和(自身を除く): 5036400012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 317, 329, 343, 420, 470, 490, 564, 588, 634, 658, 686, 705, 735, 940, 951, 980, 987, 1029, 1268, 1316, 1372, 1410, 1470, 1585, 1645, 1715, 1902, 1974, 2058, 2219, 2303, 2401, 2820, 2940, 3170, 3290, 3430, 3804, 3948, 4116, 4438, 4606, 4755, 4802, 4935, 5145, 6340, 6580, 6657, 6860, 6909, 7203, 8876, 9212, 9510, 9604, 9870, 10290, 11095, 11515, 12005, 13314, 13818, 14406, 14899, 15533, 16121, 19020, 19740, 20580, 22190, 23030, 24010, 26628, 27636, 28812, 29798, 31066, 32242, 33285, 34545, 36015, 44380, 44697, 46060, 46599, 48020, 48363, 59596, 62132, 64484, 66570, 69090, 72030, 74495, 77665, 80605, 89394, 93198, 96726, 104293, 108731, 112847, 133140, 138180, 144060, 148990, 155330, 161210, 178788, 186396, 193452, 208586, 217462, 223485, 225694, 232995, 241815, 297980, 310660, 312879, 322420, 326193, 338541, 417172, 434924, 446970, 451388, 465990, 483630, 521465, 543655, 564235, 625758, 652386, 677082, 730051, 761117, 893940, 931980, 967260, 1042930, 1087310, 1128470, 1251516, 1304772, 1354164, 1460102, 1522234, 1564395, 1630965, 1692705, 2085860, 2174620, 2190153, 2256940, 2283351, 2920204, 3044468, 3128790, 3261930, 3385410, 3650255, 3805585, 4380306, 4566702, 5110357, 6257580, 6523860, 6770820, 7300510, 7611170, 8760612, 9133404, 10220714, 10950765, 11416755, 14601020, 15222340, 15331071, 20441428, 21901530, 22833510, 25551785, 30662142, 35772499, 43803060, 45667020, 51103570, 61324284, 71544998, 76655355, 102207140, 107317497, 143089996, 153310710, 178862495, 214634994, 306621420, 357724990, 429269988, 536587485, 715449980, 1073174970, 2146349940]

約数ペア:

[(1, 2146349940), (2, 1073174970), (3, 715449980), (4, 536587485), (5, 429269988), (6, 357724990), (7, 306621420), (10, 214634994), (12, 178862495), (14, 153310710), (15, 143089996), (20, 107317497), (21, 102207140), (28, 76655355), (30, 71544998), (35, 61324284), (42, 51103570), (47, 45667020), (49, 43803060), (60, 35772499), (70, 30662142), (84, 25551785), (94, 22833510), (98, 21901530), (105, 20441428), (140, 15331071), (141, 15222340), (147, 14601020), (188, 11416755), (196, 10950765), (210, 10220714), (235, 9133404), (245, 8760612), (282, 7611170), (294, 7300510), (317, 6770820), (329, 6523860), (343, 6257580), (420, 5110357), (470, 4566702), (490, 4380306), (564, 3805585), (588, 3650255), (634, 3385410), (658, 3261930), (686, 3128790), (705, 3044468), (735, 2920204), (940, 2283351), (951, 2256940), (980, 2190153), (987, 2174620), (1029, 2085860), (1268, 1692705), (1316, 1630965), (1372, 1564395), (1410, 1522234), (1470, 1460102), (1585, 1354164), (1645, 1304772), (1715, 1251516), (1902, 1128470), (1974, 1087310), (2058, 1042930), (2219, 967260), (2303, 931980), (2401, 893940), (2820, 761117), (2940, 730051), (3170, 677082), (3290, 652386), (3430, 625758), (3804, 564235), (3948, 543655), (4116, 521465), (4438, 483630), (4606, 465990), (4755, 451388), (4802, 446970), (4935, 434924), (5145, 417172), (6340, 338541), (6580, 326193), (6657, 322420), (6860, 312879), (6909, 310660), (7203, 297980), (8876, 241815), (9212, 232995), (9510, 225694), (9604, 223485), (9870, 217462), (10290, 208586), (11095, 193452), (11515, 186396), (12005, 178788), (13314, 161210), (13818, 155330), (14406, 148990), (14899, 144060), (15533, 138180), (16121, 133140), (19020, 112847), (19740, 108731), (20580, 104293), (22190, 96726), (23030, 93198), (24010, 89394), (26628, 80605), (27636, 77665), (28812, 74495), (29798, 72030), (31066, 69090), (32242, 66570), (33285, 64484), (34545, 62132), (36015, 59596), (44380, 48363), (44697, 48020), (46060, 46599)]