480530840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 1196726400

約数和(自身を除く): 716195560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 71, 74, 85, 136, 142, 148, 170, 185, 269, 284, 296, 340, 355, 370, 538, 568, 629, 680, 710, 740, 1076, 1207, 1258, 1345, 1420, 1480, 2152, 2414, 2516, 2627, 2690, 2840, 3145, 4573, 4828, 5032, 5254, 5380, 6035, 6290, 9146, 9656, 9953, 10508, 10760, 12070, 12580, 13135, 18292, 19099, 19906, 21016, 22865, 24140, 25160, 26270, 36584, 38198, 39812, 44659, 45730, 48280, 49765, 52540, 76396, 79624, 89318, 91460, 95495, 99530, 105080, 152792, 169201, 178636, 182920, 190990, 199060, 223295, 324683, 338402, 357272, 381980, 398120, 446590, 649366, 676804, 706663, 763960, 846005, 893180, 1298732, 1353608, 1413326, 1623415, 1692010, 1786360, 2597464, 2826652, 3246830, 3384020, 3533315, 5653304, 6493660, 6768040, 7066630, 12013271, 12987320, 14133260, 24026542, 28266520, 48053084, 60066355, 96106168, 120132710, 240265420, 480530840]

約数ペア:

[(1, 480530840), (2, 240265420), (4, 120132710), (5, 96106168), (8, 60066355), (10, 48053084), (17, 28266520), (20, 24026542), (34, 14133260), (37, 12987320), (40, 12013271), (68, 7066630), (71, 6768040), (74, 6493660), (85, 5653304), (136, 3533315), (142, 3384020), (148, 3246830), (170, 2826652), (185, 2597464), (269, 1786360), (284, 1692010), (296, 1623415), (340, 1413326), (355, 1353608), (370, 1298732), (538, 893180), (568, 846005), (629, 763960), (680, 706663), (710, 676804), (740, 649366), (1076, 446590), (1207, 398120), (1258, 381980), (1345, 357272), (1420, 338402), (1480, 324683), (2152, 223295), (2414, 199060), (2516, 190990), (2627, 182920), (2690, 178636), (2840, 169201), (3145, 152792), (4573, 105080), (4828, 99530), (5032, 95495), (5254, 91460), (5380, 89318), (6035, 79624), (6290, 76396), (9146, 52540), (9656, 49765), (9953, 48280), (10508, 45730), (10760, 44659), (12070, 39812), (12580, 38198), (13135, 36584), (18292, 26270), (19099, 25160), (19906, 24140), (21016, 22865)]