251458740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2621}}^1$

素因数の和:2690

約数の個数: 144

約数和(自身を含む): 841787856

約数和(自身を除く): 590329116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 41, 45, 52, 60, 65, 78, 82, 90, 117, 123, 130, 156, 164, 180, 195, 205, 234, 246, 260, 369, 390, 410, 468, 492, 533, 585, 615, 738, 780, 820, 1066, 1170, 1230, 1476, 1599, 1845, 2132, 2340, 2460, 2621, 2665, 3198, 3690, 4797, 5242, 5330, 6396, 7380, 7863, 7995, 9594, 10484, 10660, 13105, 15726, 15990, 19188, 23589, 23985, 26210, 31452, 31980, 34073, 39315, 47178, 47970, 52420, 68146, 78630, 94356, 95940, 102219, 107461, 117945, 136292, 157260, 170365, 204438, 214922, 235890, 306657, 322383, 340730, 408876, 429844, 471780, 511095, 537305, 613314, 644766, 681460, 967149, 1022190, 1074610, 1226628, 1289532, 1396993, 1533285, 1611915, 1934298, 2044380, 2149220, 2793986, 3066570, 3223830, 3868596, 4190979, 4835745, 5587972, 6133140, 6447660, 6984965, 8381958, 9671490, 12572937, 13969930, 16763916, 19342980, 20954895, 25145874, 27939860, 41909790, 50291748, 62864685, 83819580, 125729370, 251458740]

約数ペア:

[(1, 251458740), (2, 125729370), (3, 83819580), (4, 62864685), (5, 50291748), (6, 41909790), (9, 27939860), (10, 25145874), (12, 20954895), (13, 19342980), (15, 16763916), (18, 13969930), (20, 12572937), (26, 9671490), (30, 8381958), (36, 6984965), (39, 6447660), (41, 6133140), (45, 5587972), (52, 4835745), (60, 4190979), (65, 3868596), (78, 3223830), (82, 3066570), (90, 2793986), (117, 2149220), (123, 2044380), (130, 1934298), (156, 1611915), (164, 1533285), (180, 1396993), (195, 1289532), (205, 1226628), (234, 1074610), (246, 1022190), (260, 967149), (369, 681460), (390, 644766), (410, 613314), (468, 537305), (492, 511095), (533, 471780), (585, 429844), (615, 408876), (738, 340730), (780, 322383), (820, 306657), (1066, 235890), (1170, 214922), (1230, 204438), (1476, 170365), (1599, 157260), (1845, 136292), (2132, 117945), (2340, 107461), (2460, 102219), (2621, 95940), (2665, 94356), (3198, 78630), (3690, 68146), (4797, 52420), (5242, 47970), (5330, 47178), (6396, 39315), (7380, 34073), (7863, 31980), (7995, 31452), (9594, 26210), (10484, 23985), (10660, 23589), (13105, 19188), (15726, 15990)]