18044520

素因数分解:

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

素因数の和:339

約数の個数: 128

約数和(自身を含む): 59875200

約数和(自身を除く): 41830680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 269, 312, 344, 390, 430, 516, 520, 538, 559, 645, 780, 807, 860, 1032, 1076, 1118, 1290, 1345, 1560, 1614, 1677, 1720, 2152, 2236, 2580, 2690, 2795, 3228, 3354, 3497, 4035, 4472, 5160, 5380, 5590, 6456, 6708, 6994, 8070, 8385, 10491, 10760, 11180, 11567, 13416, 13988, 16140, 16770, 17485, 20982, 22360, 23134, 27976, 32280, 33540, 34701, 34970, 41964, 46268, 52455, 57835, 67080, 69402, 69940, 83928, 92536, 104910, 115670, 138804, 139880, 150371, 173505, 209820, 231340, 277608, 300742, 347010, 419640, 451113, 462680, 601484, 694020, 751855, 902226, 1202968, 1388040, 1503710, 1804452, 2255565, 3007420, 3608904, 4511130, 6014840, 9022260, 18044520]

約数ペア:

[(1, 18044520), (2, 9022260), (3, 6014840), (4, 4511130), (5, 3608904), (6, 3007420), (8, 2255565), (10, 1804452), (12, 1503710), (13, 1388040), (15, 1202968), (20, 902226), (24, 751855), (26, 694020), (30, 601484), (39, 462680), (40, 451113), (43, 419640), (52, 347010), (60, 300742), (65, 277608), (78, 231340), (86, 209820), (104, 173505), (120, 150371), (129, 139880), (130, 138804), (156, 115670), (172, 104910), (195, 92536), (215, 83928), (258, 69940), (260, 69402), (269, 67080), (312, 57835), (344, 52455), (390, 46268), (430, 41964), (516, 34970), (520, 34701), (538, 33540), (559, 32280), (645, 27976), (780, 23134), (807, 22360), (860, 20982), (1032, 17485), (1076, 16770), (1118, 16140), (1290, 13988), (1345, 13416), (1560, 11567), (1614, 11180), (1677, 10760), (1720, 10491), (2152, 8385), (2236, 8070), (2580, 6994), (2690, 6708), (2795, 6456), (3228, 5590), (3354, 5380), (3497, 5160), (4035, 4472)]