490035280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3049}}^1$

素因数の和:3117

約数の個数: 120

約数和(自身を含む): 1358116200

約数和(自身を除く): 868080920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 560, 574, 656, 784, 820, 980, 1148, 1435, 1640, 1960, 2009, 2296, 2870, 3049, 3280, 3920, 4018, 4592, 5740, 6098, 8036, 10045, 11480, 12196, 15245, 16072, 20090, 21343, 22960, 24392, 30490, 32144, 40180, 42686, 48784, 60980, 80360, 85372, 106715, 121960, 125009, 149401, 160720, 170744, 213430, 243920, 250018, 298802, 341488, 426860, 500036, 597604, 625045, 747005, 853720, 875063, 1000072, 1195208, 1250090, 1494010, 1707440, 1750126, 2000144, 2390416, 2500180, 2988020, 3500252, 4375315, 5000360, 5976040, 6125441, 7000504, 8750630, 10000720, 11952080, 12250882, 14001008, 17501260, 24501764, 30627205, 35002520, 49003528, 61254410, 70005040, 98007056, 122508820, 245017640, 490035280]

約数ペア:

[(1, 490035280), (2, 245017640), (4, 122508820), (5, 98007056), (7, 70005040), (8, 61254410), (10, 49003528), (14, 35002520), (16, 30627205), (20, 24501764), (28, 17501260), (35, 14001008), (40, 12250882), (41, 11952080), (49, 10000720), (56, 8750630), (70, 7000504), (80, 6125441), (82, 5976040), (98, 5000360), (112, 4375315), (140, 3500252), (164, 2988020), (196, 2500180), (205, 2390416), (245, 2000144), (280, 1750126), (287, 1707440), (328, 1494010), (392, 1250090), (410, 1195208), (490, 1000072), (560, 875063), (574, 853720), (656, 747005), (784, 625045), (820, 597604), (980, 500036), (1148, 426860), (1435, 341488), (1640, 298802), (1960, 250018), (2009, 243920), (2296, 213430), (2870, 170744), (3049, 160720), (3280, 149401), (3920, 125009), (4018, 121960), (4592, 106715), (5740, 85372), (6098, 80360), (8036, 60980), (10045, 48784), (11480, 42686), (12196, 40180), (15245, 32144), (16072, 30490), (20090, 24392), (21343, 22960)]