2017996680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{26993}}^1$

素因数の和:27103

約数の個数: 128

約数和(自身を含む): 6996844800

約数和(自身を除く): 4978848120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4984, 5340, 6230, 7476, 9345, 10680, 12460, 14952, 18690, 24920, 26993, 37380, 53986, 74760, 80979, 107972, 134965, 161958, 188951, 215944, 269930, 323916, 377902, 404895, 539860, 566853, 647832, 755804, 809790, 944755, 1079720, 1133706, 1511608, 1619580, 1889510, 2267412, 2402377, 2834265, 3239160, 3779020, 4534824, 4804754, 5668530, 7207131, 7558040, 9609508, 11337060, 12011885, 14414262, 16816639, 19219016, 22674120, 24023770, 28828524, 33633278, 36035655, 48047540, 50449917, 57657048, 67266556, 72071310, 84083195, 96095080, 100899834, 134533112, 144142620, 168166390, 201799668, 252249585, 288285240, 336332780, 403599336, 504499170, 672665560, 1008998340, 2017996680]

約数ペア:

[(1, 2017996680), (2, 1008998340), (3, 672665560), (4, 504499170), (5, 403599336), (6, 336332780), (7, 288285240), (8, 252249585), (10, 201799668), (12, 168166390), (14, 144142620), (15, 134533112), (20, 100899834), (21, 96095080), (24, 84083195), (28, 72071310), (30, 67266556), (35, 57657048), (40, 50449917), (42, 48047540), (56, 36035655), (60, 33633278), (70, 28828524), (84, 24023770), (89, 22674120), (105, 19219016), (120, 16816639), (140, 14414262), (168, 12011885), (178, 11337060), (210, 9609508), (267, 7558040), (280, 7207131), (356, 5668530), (420, 4804754), (445, 4534824), (534, 3779020), (623, 3239160), (712, 2834265), (840, 2402377), (890, 2267412), (1068, 1889510), (1246, 1619580), (1335, 1511608), (1780, 1133706), (1869, 1079720), (2136, 944755), (2492, 809790), (2670, 755804), (3115, 647832), (3560, 566853), (3738, 539860), (4984, 404895), (5340, 377902), (6230, 323916), (7476, 269930), (9345, 215944), (10680, 188951), (12460, 161958), (14952, 134965), (18690, 107972), (24920, 80979), (26993, 74760), (37380, 53986)]