2819464440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{3469}}^1$

素因数の和:4017

約数の個数: 128

約数和(自身を含む): 9129153600

約数和(自身を除く): 6309689160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 521, 780, 1042, 1560, 1563, 2084, 2605, 3126, 3469, 4168, 5210, 6252, 6773, 6938, 7815, 10407, 10420, 12504, 13546, 13876, 15630, 17345, 20319, 20814, 20840, 27092, 27752, 31260, 33865, 34690, 40638, 41628, 45097, 52035, 54184, 62520, 67730, 69380, 81276, 83256, 90194, 101595, 104070, 135291, 135460, 138760, 162552, 180388, 203190, 208140, 225485, 270582, 270920, 360776, 406380, 416280, 450970, 541164, 676455, 812760, 901940, 1082328, 1352910, 1803880, 1807349, 2705820, 3614698, 5411640, 5422047, 7229396, 9036745, 10844094, 14458792, 18073490, 21688188, 23495537, 27110235, 36146980, 43376376, 46991074, 54220470, 70486611, 72293960, 93982148, 108440940, 117477685, 140973222, 187964296, 216881880, 234955370, 281946444, 352433055, 469910740, 563892888, 704866110, 939821480, 1409732220, 2819464440]

約数ペア:

[(1, 2819464440), (2, 1409732220), (3, 939821480), (4, 704866110), (5, 563892888), (6, 469910740), (8, 352433055), (10, 281946444), (12, 234955370), (13, 216881880), (15, 187964296), (20, 140973222), (24, 117477685), (26, 108440940), (30, 93982148), (39, 72293960), (40, 70486611), (52, 54220470), (60, 46991074), (65, 43376376), (78, 36146980), (104, 27110235), (120, 23495537), (130, 21688188), (156, 18073490), (195, 14458792), (260, 10844094), (312, 9036745), (390, 7229396), (520, 5422047), (521, 5411640), (780, 3614698), (1042, 2705820), (1560, 1807349), (1563, 1803880), (2084, 1352910), (2605, 1082328), (3126, 901940), (3469, 812760), (4168, 676455), (5210, 541164), (6252, 450970), (6773, 416280), (6938, 406380), (7815, 360776), (10407, 270920), (10420, 270582), (12504, 225485), (13546, 208140), (13876, 203190), (15630, 180388), (17345, 162552), (20319, 138760), (20814, 135460), (20840, 135291), (27092, 104070), (27752, 101595), (31260, 90194), (33865, 83256), (34690, 81276), (40638, 69380), (41628, 67730), (45097, 62520), (52035, 54184)]