280010040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4639}}^1$

素因数の和:5156

約数の個数: 64

約数和(自身を含む): 841881600

約数和(自身を除く): 561871560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 503, 1006, 1509, 2012, 2515, 3018, 4024, 4639, 5030, 6036, 7545, 9278, 10060, 12072, 13917, 15090, 18556, 20120, 23195, 27834, 30180, 37112, 46390, 55668, 60360, 69585, 92780, 111336, 139170, 185560, 278340, 556680, 2333417, 4666834, 7000251, 9333668, 11667085, 14000502, 18667336, 23334170, 28001004, 35001255, 46668340, 56002008, 70002510, 93336680, 140005020, 280010040]

約数ペア:

[(1, 280010040), (2, 140005020), (3, 93336680), (4, 70002510), (5, 56002008), (6, 46668340), (8, 35001255), (10, 28001004), (12, 23334170), (15, 18667336), (20, 14000502), (24, 11667085), (30, 9333668), (40, 7000251), (60, 4666834), (120, 2333417), (503, 556680), (1006, 278340), (1509, 185560), (2012, 139170), (2515, 111336), (3018, 92780), (4024, 69585), (4639, 60360), (5030, 55668), (6036, 46390), (7545, 37112), (9278, 30180), (10060, 27834), (12072, 23195), (13917, 20120), (15090, 18556)]