747422520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7151}}^1$

素因数の和:7245

約数の個数: 128

約数和(自身を含む): 2451133440

約数和(自身を除く): 1703710920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 871, 1005, 1340, 1560, 1608, 1742, 2010, 2613, 2680, 3484, 4020, 4355, 5226, 6968, 7151, 8040, 8710, 10452, 13065, 14302, 17420, 20904, 21453, 26130, 28604, 34840, 35755, 42906, 52260, 57208, 71510, 85812, 92963, 104520, 107265, 143020, 171624, 185926, 214530, 278889, 286040, 371852, 429060, 464815, 479117, 557778, 743704, 858120, 929630, 958234, 1115556, 1394445, 1437351, 1859260, 1916468, 2231112, 2395585, 2788890, 2874702, 3718520, 3832936, 4791170, 5577780, 5749404, 6228521, 7186755, 9582340, 11155560, 11498808, 12457042, 14373510, 18685563, 19164680, 24914084, 28747020, 31142605, 37371126, 49828168, 57494040, 62285210, 74742252, 93427815, 124570420, 149484504, 186855630, 249140840, 373711260, 747422520]

約数ペア:

[(1, 747422520), (2, 373711260), (3, 249140840), (4, 186855630), (5, 149484504), (6, 124570420), (8, 93427815), (10, 74742252), (12, 62285210), (13, 57494040), (15, 49828168), (20, 37371126), (24, 31142605), (26, 28747020), (30, 24914084), (39, 19164680), (40, 18685563), (52, 14373510), (60, 12457042), (65, 11498808), (67, 11155560), (78, 9582340), (104, 7186755), (120, 6228521), (130, 5749404), (134, 5577780), (156, 4791170), (195, 3832936), (201, 3718520), (260, 2874702), (268, 2788890), (312, 2395585), (335, 2231112), (390, 1916468), (402, 1859260), (520, 1437351), (536, 1394445), (670, 1115556), (780, 958234), (804, 929630), (871, 858120), (1005, 743704), (1340, 557778), (1560, 479117), (1608, 464815), (1742, 429060), (2010, 371852), (2613, 286040), (2680, 278889), (3484, 214530), (4020, 185926), (4355, 171624), (5226, 143020), (6968, 107265), (7151, 104520), (8040, 92963), (8710, 85812), (10452, 71510), (13065, 57208), (14302, 52260), (17420, 42906), (20904, 35755), (21453, 34840), (26130, 28604)]