748748520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1320

約数の個数: 192

約数和(自身を含む): 2641766400

約数和(自身を除く): 1893017880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 139, 156, 180, 195, 234, 260, 278, 312, 360, 390, 417, 468, 520, 556, 585, 695, 780, 834, 936, 1112, 1151, 1170, 1251, 1390, 1560, 1668, 1807, 2085, 2302, 2340, 2502, 2780, 3336, 3453, 3614, 4170, 4604, 4680, 5004, 5421, 5560, 5755, 6255, 6906, 7228, 8340, 9035, 9208, 10008, 10359, 10842, 11510, 12510, 13812, 14456, 14963, 16263, 16680, 17265, 18070, 20718, 21684, 23020, 25020, 27105, 27624, 29926, 32526, 34530, 36140, 41436, 43368, 44889, 46040, 50040, 51795, 54210, 59852, 65052, 69060, 72280, 74815, 81315, 82872, 89778, 103590, 108420, 119704, 130104, 134667, 138120, 149630, 159989, 162630, 179556, 207180, 216840, 224445, 269334, 299260, 319978, 325260, 359112, 414360, 448890, 479967, 538668, 598520, 639956, 650520, 673335, 799945, 897780, 959934, 1077336, 1279912, 1346670, 1439901, 1599890, 1795560, 1919868, 2079857, 2399835, 2693340, 2879802, 3199780, 3839736, 4159714, 4799670, 5386680, 5759604, 6239571, 6399560, 7199505, 8319428, 9599340, 10399285, 11519208, 12479142, 14399010, 16638856, 18718713, 19198680, 20798570, 24958284, 28798020, 31197855, 37437426, 41597140, 49916568, 57596040, 62395710, 74874852, 83194280, 93593565, 124791420, 149749704, 187187130, 249582840, 374374260, 748748520]

約数ペア:

[(1, 748748520), (2, 374374260), (3, 249582840), (4, 187187130), (5, 149749704), (6, 124791420), (8, 93593565), (9, 83194280), (10, 74874852), (12, 62395710), (13, 57596040), (15, 49916568), (18, 41597140), (20, 37437426), (24, 31197855), (26, 28798020), (30, 24958284), (36, 20798570), (39, 19198680), (40, 18718713), (45, 16638856), (52, 14399010), (60, 12479142), (65, 11519208), (72, 10399285), (78, 9599340), (90, 8319428), (104, 7199505), (117, 6399560), (120, 6239571), (130, 5759604), (139, 5386680), (156, 4799670), (180, 4159714), (195, 3839736), (234, 3199780), (260, 2879802), (278, 2693340), (312, 2399835), (360, 2079857), (390, 1919868), (417, 1795560), (468, 1599890), (520, 1439901), (556, 1346670), (585, 1279912), (695, 1077336), (780, 959934), (834, 897780), (936, 799945), (1112, 673335), (1151, 650520), (1170, 639956), (1251, 598520), (1390, 538668), (1560, 479967), (1668, 448890), (1807, 414360), (2085, 359112), (2302, 325260), (2340, 319978), (2502, 299260), (2780, 269334), (3336, 224445), (3453, 216840), (3614, 207180), (4170, 179556), (4604, 162630), (4680, 159989), (5004, 149630), (5421, 138120), (5560, 134667), (5755, 130104), (6255, 119704), (6906, 108420), (7228, 103590), (8340, 89778), (9035, 82872), (9208, 81315), (10008, 74815), (10359, 72280), (10842, 69060), (11510, 65052), (12510, 59852), (13812, 54210), (14456, 51795), (14963, 50040), (16263, 46040), (16680, 44889), (17265, 43368), (18070, 41436), (20718, 36140), (21684, 34530), (23020, 32526), (25020, 29926), (27105, 27624)]