239780040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1587

約数の個数: 128

約数和(自身を含む): 760320000

約数和(自身を除く): 520539960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 930, 1032, 1240, 1290, 1333, 1499, 1720, 1860, 2580, 2666, 2998, 3720, 3999, 4497, 5160, 5332, 5996, 6665, 7495, 7998, 8994, 10664, 11992, 13330, 14990, 15996, 17988, 19995, 22485, 26660, 29980, 31992, 35976, 39990, 44970, 46469, 53320, 59960, 64457, 79980, 89940, 92938, 128914, 139407, 159960, 179880, 185876, 193371, 232345, 257828, 278814, 322285, 371752, 386742, 464690, 515656, 557628, 644570, 697035, 773484, 929380, 966855, 1115256, 1289140, 1394070, 1546968, 1858760, 1933710, 1998167, 2578280, 2788140, 3867420, 3996334, 5576280, 5994501, 7734840, 7992668, 9990835, 11989002, 15985336, 19981670, 23978004, 29972505, 39963340, 47956008, 59945010, 79926680, 119890020, 239780040]

約数ペア:

[(1, 239780040), (2, 119890020), (3, 79926680), (4, 59945010), (5, 47956008), (6, 39963340), (8, 29972505), (10, 23978004), (12, 19981670), (15, 15985336), (20, 11989002), (24, 9990835), (30, 7992668), (31, 7734840), (40, 5994501), (43, 5576280), (60, 3996334), (62, 3867420), (86, 2788140), (93, 2578280), (120, 1998167), (124, 1933710), (129, 1858760), (155, 1546968), (172, 1394070), (186, 1289140), (215, 1115256), (248, 966855), (258, 929380), (310, 773484), (344, 697035), (372, 644570), (430, 557628), (465, 515656), (516, 464690), (620, 386742), (645, 371752), (744, 322285), (860, 278814), (930, 257828), (1032, 232345), (1240, 193371), (1290, 185876), (1333, 179880), (1499, 159960), (1720, 139407), (1860, 128914), (2580, 92938), (2666, 89940), (2998, 79980), (3720, 64457), (3999, 59960), (4497, 53320), (5160, 46469), (5332, 44970), (5996, 39990), (6665, 35976), (7495, 31992), (7998, 29980), (8994, 26660), (10664, 22485), (11992, 19995), (13330, 17988), (14990, 15996)]