490386960

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:620

約数の個数: 400

約数和(自身を含む): 2052547200

約数和(自身を除く): 1562160240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 162, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 324, 336, 342, 360, 378, 380, 399, 405, 420, 432, 456, 504, 513, 532, 540, 560, 567, 569, 570, 630, 648, 665, 684, 720, 756, 760, 798, 810, 840, 855, 912, 945, 1008, 1026, 1064, 1080, 1134, 1138, 1140, 1197, 1260, 1296, 1330, 1368, 1512, 1520, 1539, 1596, 1620, 1680, 1707, 1710, 1890, 1995, 2052, 2128, 2160, 2268, 2276, 2280, 2394, 2520, 2565, 2660, 2736, 2835, 2845, 3024, 3078, 3192, 3240, 3414, 3420, 3591, 3780, 3983, 3990, 4104, 4536, 4552, 4560, 4788, 5040, 5121, 5130, 5320, 5670, 5690, 5985, 6156, 6384, 6480, 6828, 6840, 7182, 7560, 7695, 7966, 7980, 8208, 8535, 9072, 9104, 9576, 10242, 10260, 10640, 10773, 10811, 11340, 11380, 11949, 11970, 12312, 13656, 13680, 14364, 15120, 15363, 15390, 15932, 15960, 17070, 17955, 19152, 19915, 20484, 20520, 21546, 21622, 22680, 22760, 23898, 23940, 24624, 25605, 27312, 28728, 30726, 30780, 31864, 31920, 32433, 34140, 35847, 35910, 39830, 40968, 41040, 43092, 43244, 45360, 45520, 46089, 47796, 47880, 51210, 53865, 54055, 57456, 59745, 61452, 61560, 63728, 64866, 68280, 71694, 71820, 75677, 76815, 79660, 81936, 86184, 86488, 92178, 95592, 95760, 97299, 102420, 107541, 107730, 108110, 119490, 122904, 123120, 129732, 136560, 143388, 143640, 151354, 153630, 159320, 162165, 172368, 172976, 179235, 184356, 191184, 194598, 204840, 215082, 215460, 216220, 227031, 230445, 238980, 245808, 259464, 286776, 287280, 291897, 302708, 307260, 318640, 322623, 324330, 358470, 368712, 378385, 389196, 409680, 430164, 430920, 432440, 454062, 460890, 477960, 486495, 518928, 537705, 573552, 583794, 605416, 614520, 645246, 648660, 681093, 716940, 737424, 756770, 778392, 860328, 861840, 864880, 875691, 908124, 921780, 955920, 972990, 1075410, 1135155, 1167588, 1210832, 1229040, 1290492, 1297320, 1362186, 1433880, 1459485, 1513540, 1556784, 1613115, 1720656, 1751382, 1816248, 1843560, 1945980, 2043279, 2150820, 2270310, 2335176, 2580984, 2594640, 2724372, 2867760, 2918970, 3027080, 3226230, 3405465, 3502764, 3632496, 3687120, 3891960, 4086558, 4301640, 4378455, 4540620, 4670352, 5161968, 5448744, 5837940, 6054160, 6129837, 6452460, 6810930, 7005528, 7783920, 8173116, 8603280, 8756910, 9081240, 10216395, 10897488, 11675880, 12259674, 12904920, 13621860, 14011056, 16346232, 17513820, 18162480, 20432790, 23351760, 24519348, 25809840, 27243720, 30649185, 32692464, 35027640, 40865580, 49038696, 54487440, 61298370, 70055280, 81731160, 98077392, 122596740, 163462320, 245193480, 490386960]

約数ペア:

[(1, 490386960), (2, 245193480), (3, 163462320), (4, 122596740), (5, 98077392), (6, 81731160), (7, 70055280), (8, 61298370), (9, 54487440), (10, 49038696), (12, 40865580), (14, 35027640), (15, 32692464), (16, 30649185), (18, 27243720), (19, 25809840), (20, 24519348), (21, 23351760), (24, 20432790), (27, 18162480), (28, 17513820), (30, 16346232), (35, 14011056), (36, 13621860), (38, 12904920), (40, 12259674), (42, 11675880), (45, 10897488), (48, 10216395), (54, 9081240), (56, 8756910), (57, 8603280), (60, 8173116), (63, 7783920), (70, 7005528), (72, 6810930), (76, 6452460), (80, 6129837), (81, 6054160), (84, 5837940), (90, 5448744), (95, 5161968), (105, 4670352), (108, 4540620), (112, 4378455), (114, 4301640), (120, 4086558), (126, 3891960), (133, 3687120), (135, 3632496), (140, 3502764), (144, 3405465), (152, 3226230), (162, 3027080), (168, 2918970), (171, 2867760), (180, 2724372), (189, 2594640), (190, 2580984), (210, 2335176), (216, 2270310), (228, 2150820), (240, 2043279), (252, 1945980), (266, 1843560), (270, 1816248), (280, 1751382), (285, 1720656), (304, 1613115), (315, 1556784), (324, 1513540), (336, 1459485), (342, 1433880), (360, 1362186), (378, 1297320), (380, 1290492), (399, 1229040), (405, 1210832), (420, 1167588), (432, 1135155), (456, 1075410), (504, 972990), (513, 955920), (532, 921780), (540, 908124), (560, 875691), (567, 864880), (569, 861840), (570, 860328), (630, 778392), (648, 756770), (665, 737424), (684, 716940), (720, 681093), (756, 648660), (760, 645246), (798, 614520), (810, 605416), (840, 583794), (855, 573552), (912, 537705), (945, 518928), (1008, 486495), (1026, 477960), (1064, 460890), (1080, 454062), (1134, 432440), (1138, 430920), (1140, 430164), (1197, 409680), (1260, 389196), (1296, 378385), (1330, 368712), (1368, 358470), (1512, 324330), (1520, 322623), (1539, 318640), (1596, 307260), (1620, 302708), (1680, 291897), (1707, 287280), (1710, 286776), (1890, 259464), (1995, 245808), (2052, 238980), (2128, 230445), (2160, 227031), (2268, 216220), (2276, 215460), (2280, 215082), (2394, 204840), (2520, 194598), (2565, 191184), (2660, 184356), (2736, 179235), (2835, 172976), (2845, 172368), (3024, 162165), (3078, 159320), (3192, 153630), (3240, 151354), (3414, 143640), (3420, 143388), (3591, 136560), (3780, 129732), (3983, 123120), (3990, 122904), (4104, 119490), (4536, 108110), (4552, 107730), (4560, 107541), (4788, 102420), (5040, 97299), (5121, 95760), (5130, 95592), (5320, 92178), (5670, 86488), (5690, 86184), (5985, 81936), (6156, 79660), (6384, 76815), (6480, 75677), (6828, 71820), (6840, 71694), (7182, 68280), (7560, 64866), (7695, 63728), (7966, 61560), (7980, 61452), (8208, 59745), (8535, 57456), (9072, 54055), (9104, 53865), (9576, 51210), (10242, 47880), (10260, 47796), (10640, 46089), (10773, 45520), (10811, 45360), (11340, 43244), (11380, 43092), (11949, 41040), (11970, 40968), (12312, 39830), (13656, 35910), (13680, 35847), (14364, 34140), (15120, 32433), (15363, 31920), (15390, 31864), (15932, 30780), (15960, 30726), (17070, 28728), (17955, 27312), (19152, 25605), (19915, 24624), (20484, 23940), (20520, 23898), (21546, 22760), (21622, 22680)]