72178080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:343

約数の個数: 192

約数和(自身を含む): 251475840

約数和(自身を除く): 179297760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 96, 104, 120, 129, 130, 156, 160, 172, 195, 208, 215, 240, 258, 260, 269, 312, 344, 390, 416, 430, 480, 516, 520, 538, 559, 624, 645, 688, 780, 807, 860, 1032, 1040, 1076, 1118, 1248, 1290, 1345, 1376, 1560, 1614, 1677, 1720, 2064, 2080, 2152, 2236, 2580, 2690, 2795, 3120, 3228, 3354, 3440, 3497, 4035, 4128, 4304, 4472, 5160, 5380, 5590, 6240, 6456, 6708, 6880, 6994, 8070, 8385, 8608, 8944, 10320, 10491, 10760, 11180, 11567, 12912, 13416, 13988, 16140, 16770, 17485, 17888, 20640, 20982, 21520, 22360, 23134, 25824, 26832, 27976, 32280, 33540, 34701, 34970, 41964, 43040, 44720, 46268, 52455, 53664, 55952, 57835, 64560, 67080, 69402, 69940, 83928, 89440, 92536, 104910, 111904, 115670, 129120, 134160, 138804, 139880, 150371, 167856, 173505, 185072, 209820, 231340, 268320, 277608, 279760, 300742, 335712, 347010, 370144, 419640, 451113, 462680, 555216, 559520, 601484, 694020, 751855, 839280, 902226, 925360, 1110432, 1202968, 1388040, 1503710, 1678560, 1804452, 1850720, 2255565, 2405936, 2776080, 3007420, 3608904, 4511130, 4811872, 5552160, 6014840, 7217808, 9022260, 12029680, 14435616, 18044520, 24059360, 36089040, 72178080]

約数ペア:

[(1, 72178080), (2, 36089040), (3, 24059360), (4, 18044520), (5, 14435616), (6, 12029680), (8, 9022260), (10, 7217808), (12, 6014840), (13, 5552160), (15, 4811872), (16, 4511130), (20, 3608904), (24, 3007420), (26, 2776080), (30, 2405936), (32, 2255565), (39, 1850720), (40, 1804452), (43, 1678560), (48, 1503710), (52, 1388040), (60, 1202968), (65, 1110432), (78, 925360), (80, 902226), (86, 839280), (96, 751855), (104, 694020), (120, 601484), (129, 559520), (130, 555216), (156, 462680), (160, 451113), (172, 419640), (195, 370144), (208, 347010), (215, 335712), (240, 300742), (258, 279760), (260, 277608), (269, 268320), (312, 231340), (344, 209820), (390, 185072), (416, 173505), (430, 167856), (480, 150371), (516, 139880), (520, 138804), (538, 134160), (559, 129120), (624, 115670), (645, 111904), (688, 104910), (780, 92536), (807, 89440), (860, 83928), (1032, 69940), (1040, 69402), (1076, 67080), (1118, 64560), (1248, 57835), (1290, 55952), (1345, 53664), (1376, 52455), (1560, 46268), (1614, 44720), (1677, 43040), (1720, 41964), (2064, 34970), (2080, 34701), (2152, 33540), (2236, 32280), (2580, 27976), (2690, 26832), (2795, 25824), (3120, 23134), (3228, 22360), (3354, 21520), (3440, 20982), (3497, 20640), (4035, 17888), (4128, 17485), (4304, 16770), (4472, 16140), (5160, 13988), (5380, 13416), (5590, 12912), (6240, 11567), (6456, 11180), (6708, 10760), (6880, 10491), (6994, 10320), (8070, 8944), (8385, 8608)]