70521720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 220492800

約数和(自身を除く): 149971080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 79, 86, 120, 129, 158, 172, 173, 215, 237, 258, 316, 344, 346, 395, 430, 474, 516, 519, 632, 645, 692, 790, 860, 865, 948, 1032, 1038, 1185, 1290, 1384, 1580, 1720, 1730, 1896, 2076, 2370, 2580, 2595, 3160, 3397, 3460, 4152, 4740, 5160, 5190, 6794, 6920, 7439, 9480, 10191, 10380, 13588, 13667, 14878, 16985, 20382, 20760, 22317, 27176, 27334, 29756, 33970, 37195, 40764, 41001, 44634, 50955, 54668, 59512, 67940, 68335, 74390, 81528, 82002, 89268, 101910, 109336, 111585, 135880, 136670, 148780, 164004, 178536, 203820, 205005, 223170, 273340, 297560, 328008, 407640, 410010, 446340, 546680, 587681, 820020, 892680, 1175362, 1640040, 1763043, 2350724, 2938405, 3526086, 4701448, 5876810, 7052172, 8815215, 11753620, 14104344, 17630430, 23507240, 35260860, 70521720]

約数ペア:

[(1, 70521720), (2, 35260860), (3, 23507240), (4, 17630430), (5, 14104344), (6, 11753620), (8, 8815215), (10, 7052172), (12, 5876810), (15, 4701448), (20, 3526086), (24, 2938405), (30, 2350724), (40, 1763043), (43, 1640040), (60, 1175362), (79, 892680), (86, 820020), (120, 587681), (129, 546680), (158, 446340), (172, 410010), (173, 407640), (215, 328008), (237, 297560), (258, 273340), (316, 223170), (344, 205005), (346, 203820), (395, 178536), (430, 164004), (474, 148780), (516, 136670), (519, 135880), (632, 111585), (645, 109336), (692, 101910), (790, 89268), (860, 82002), (865, 81528), (948, 74390), (1032, 68335), (1038, 67940), (1185, 59512), (1290, 54668), (1384, 50955), (1580, 44634), (1720, 41001), (1730, 40764), (1896, 37195), (2076, 33970), (2370, 29756), (2580, 27334), (2595, 27176), (3160, 22317), (3397, 20760), (3460, 20382), (4152, 16985), (4740, 14878), (5160, 13667), (5190, 13588), (6794, 10380), (6920, 10191), (7439, 9480)]