72404040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2243}}^1$

素因数の和:2526

約数の個数: 64

約数和(自身を含む): 218116800

約数和(自身を除く): 145712760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 269, 538, 807, 1076, 1345, 1614, 2152, 2243, 2690, 3228, 4035, 4486, 5380, 6456, 6729, 8070, 8972, 10760, 11215, 13458, 16140, 17944, 22430, 26916, 32280, 33645, 44860, 53832, 67290, 89720, 134580, 269160, 603367, 1206734, 1810101, 2413468, 3016835, 3620202, 4826936, 6033670, 7240404, 9050505, 12067340, 14480808, 18101010, 24134680, 36202020, 72404040]

約数ペア:

[(1, 72404040), (2, 36202020), (3, 24134680), (4, 18101010), (5, 14480808), (6, 12067340), (8, 9050505), (10, 7240404), (12, 6033670), (15, 4826936), (20, 3620202), (24, 3016835), (30, 2413468), (40, 1810101), (60, 1206734), (120, 603367), (269, 269160), (538, 134580), (807, 89720), (1076, 67290), (1345, 53832), (1614, 44860), (2152, 33645), (2243, 32280), (2690, 26916), (3228, 22430), (4035, 17944), (4486, 16140), (5380, 13458), (6456, 11215), (6729, 10760), (8070, 8972)]