291145260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:130

約数の個数: 240

約数和(自身を含む): 993839616

約数和(自身を除く): 702694356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 47, 49, 60, 70, 84, 86, 94, 98, 105, 129, 140, 141, 147, 172, 188, 196, 210, 215, 235, 245, 258, 282, 294, 301, 329, 343, 420, 430, 470, 490, 516, 564, 588, 602, 645, 658, 686, 705, 735, 860, 903, 940, 980, 987, 1029, 1204, 1290, 1316, 1372, 1410, 1470, 1505, 1645, 1715, 1806, 1974, 2021, 2058, 2107, 2303, 2401, 2580, 2820, 2940, 3010, 3290, 3430, 3612, 3948, 4042, 4116, 4214, 4515, 4606, 4802, 4935, 5145, 6020, 6063, 6321, 6580, 6860, 6909, 7203, 8084, 8428, 9030, 9212, 9604, 9870, 10105, 10290, 10535, 11515, 12005, 12126, 12642, 13818, 14147, 14406, 14749, 16121, 18060, 19740, 20210, 20580, 21070, 23030, 24010, 24252, 25284, 27636, 28294, 28812, 29498, 30315, 31605, 32242, 34545, 36015, 40420, 42140, 42441, 44247, 46060, 48020, 48363, 56588, 58996, 60630, 63210, 64484, 69090, 70735, 72030, 73745, 80605, 84882, 88494, 96726, 99029, 103243, 112847, 121260, 126420, 138180, 141470, 144060, 147490, 161210, 169764, 176988, 193452, 198058, 206486, 212205, 221235, 225694, 241815, 282940, 294980, 297087, 309729, 322420, 338541, 396116, 412972, 424410, 442470, 451388, 483630, 495145, 516215, 564235, 594174, 619458, 677082, 693203, 848820, 884940, 967260, 990290, 1032430, 1128470, 1188348, 1238916, 1354164, 1386406, 1485435, 1548645, 1692705, 1980580, 2064860, 2079609, 2256940, 2772812, 2970870, 3097290, 3385410, 3466015, 4159218, 4852421, 5941740, 6194580, 6770820, 6932030, 8318436, 9704842, 10398045, 13864060, 14557263, 19409684, 20796090, 24262105, 29114526, 41592180, 48524210, 58229052, 72786315, 97048420, 145572630, 291145260]

約数ペア:

[(1, 291145260), (2, 145572630), (3, 97048420), (4, 72786315), (5, 58229052), (6, 48524210), (7, 41592180), (10, 29114526), (12, 24262105), (14, 20796090), (15, 19409684), (20, 14557263), (21, 13864060), (28, 10398045), (30, 9704842), (35, 8318436), (42, 6932030), (43, 6770820), (47, 6194580), (49, 5941740), (60, 4852421), (70, 4159218), (84, 3466015), (86, 3385410), (94, 3097290), (98, 2970870), (105, 2772812), (129, 2256940), (140, 2079609), (141, 2064860), (147, 1980580), (172, 1692705), (188, 1548645), (196, 1485435), (210, 1386406), (215, 1354164), (235, 1238916), (245, 1188348), (258, 1128470), (282, 1032430), (294, 990290), (301, 967260), (329, 884940), (343, 848820), (420, 693203), (430, 677082), (470, 619458), (490, 594174), (516, 564235), (564, 516215), (588, 495145), (602, 483630), (645, 451388), (658, 442470), (686, 424410), (705, 412972), (735, 396116), (860, 338541), (903, 322420), (940, 309729), (980, 297087), (987, 294980), (1029, 282940), (1204, 241815), (1290, 225694), (1316, 221235), (1372, 212205), (1410, 206486), (1470, 198058), (1505, 193452), (1645, 176988), (1715, 169764), (1806, 161210), (1974, 147490), (2021, 144060), (2058, 141470), (2107, 138180), (2303, 126420), (2401, 121260), (2580, 112847), (2820, 103243), (2940, 99029), (3010, 96726), (3290, 88494), (3430, 84882), (3612, 80605), (3948, 73745), (4042, 72030), (4116, 70735), (4214, 69090), (4515, 64484), (4606, 63210), (4802, 60630), (4935, 58996), (5145, 56588), (6020, 48363), (6063, 48020), (6321, 46060), (6580, 44247), (6860, 42441), (6909, 42140), (7203, 40420), (8084, 36015), (8428, 34545), (9030, 32242), (9212, 31605), (9604, 30315), (9870, 29498), (10105, 28812), (10290, 28294), (10535, 27636), (11515, 25284), (12005, 24252), (12126, 24010), (12642, 23030), (13818, 21070), (14147, 20580), (14406, 20210), (14749, 19740), (16121, 18060)]