401527980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7411}}^1$

素因数の和:7476

約数の個数: 144

約数和(自身を含む): 1424527104

約数和(自身を除く): 1022999124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1806, 1935, 2580, 2709, 3010, 3612, 3870, 4515, 5418, 6020, 7411, 7740, 9030, 10836, 13545, 14822, 18060, 22233, 27090, 29644, 37055, 44466, 51877, 54180, 66699, 74110, 88932, 103754, 111165, 133398, 148220, 155631, 207508, 222330, 259385, 266796, 311262, 318673, 333495, 444660, 466893, 518770, 622524, 637346, 666990, 778155, 933786, 956019, 1037540, 1274692, 1333980, 1556310, 1593365, 1867572, 1912038, 2230711, 2334465, 2868057, 3112620, 3186730, 3824076, 4461422, 4668930, 4780095, 5736114, 6373460, 6692133, 8922844, 9337860, 9560190, 11153555, 11472228, 13384266, 14340285, 19120380, 20076399, 22307110, 26768532, 28680570, 33460665, 40152798, 44614220, 57361140, 66921330, 80305596, 100381995, 133842660, 200763990, 401527980]

約数ペア:

[(1, 401527980), (2, 200763990), (3, 133842660), (4, 100381995), (5, 80305596), (6, 66921330), (7, 57361140), (9, 44614220), (10, 40152798), (12, 33460665), (14, 28680570), (15, 26768532), (18, 22307110), (20, 20076399), (21, 19120380), (28, 14340285), (30, 13384266), (35, 11472228), (36, 11153555), (42, 9560190), (43, 9337860), (45, 8922844), (60, 6692133), (63, 6373460), (70, 5736114), (84, 4780095), (86, 4668930), (90, 4461422), (105, 3824076), (126, 3186730), (129, 3112620), (140, 2868057), (172, 2334465), (180, 2230711), (210, 1912038), (215, 1867572), (252, 1593365), (258, 1556310), (301, 1333980), (315, 1274692), (387, 1037540), (420, 956019), (430, 933786), (516, 778155), (602, 666990), (630, 637346), (645, 622524), (774, 518770), (860, 466893), (903, 444660), (1204, 333495), (1260, 318673), (1290, 311262), (1505, 266796), (1548, 259385), (1806, 222330), (1935, 207508), (2580, 155631), (2709, 148220), (3010, 133398), (3612, 111165), (3870, 103754), (4515, 88932), (5418, 74110), (6020, 66699), (7411, 54180), (7740, 51877), (9030, 44466), (10836, 37055), (13545, 29644), (14822, 27090), (18060, 22233)]