817851580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:468

約数の個数: 192

約数和(自身を含む): 2264693760

約数和(自身を除く): 1446842180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 67, 70, 76, 91, 95, 130, 133, 134, 140, 182, 190, 247, 260, 266, 268, 335, 353, 364, 380, 455, 469, 494, 532, 665, 670, 706, 871, 910, 938, 988, 1235, 1273, 1330, 1340, 1412, 1729, 1742, 1765, 1820, 1876, 2345, 2470, 2471, 2546, 2660, 3458, 3484, 3530, 4355, 4589, 4690, 4940, 4942, 5092, 6097, 6365, 6707, 6916, 7060, 8645, 8710, 8911, 9178, 9380, 9884, 12194, 12355, 12730, 13414, 16549, 17290, 17420, 17822, 18356, 22945, 23651, 24388, 24710, 25460, 26828, 30485, 32123, 33098, 33535, 34580, 35644, 44555, 45890, 46949, 47302, 49420, 60970, 64246, 66196, 67070, 82745, 87191, 89110, 91780, 93898, 94604, 115843, 118255, 121940, 128492, 134140, 160615, 165490, 165557, 174382, 178220, 187796, 231686, 234745, 236510, 307463, 321230, 330980, 331114, 348764, 435955, 449369, 463372, 469490, 473020, 579215, 610337, 614926, 642460, 662228, 827785, 871910, 898738, 938980, 1158430, 1220674, 1229852, 1537315, 1655570, 1743820, 1797476, 2152241, 2246845, 2316860, 2441348, 3051685, 3074630, 3145583, 3311140, 4304482, 4493690, 5841797, 6103370, 6149260, 6291166, 8608964, 8987380, 10761205, 11683594, 12206740, 12582332, 15727915, 21522410, 23367188, 29208985, 31455830, 40892579, 43044820, 58417970, 62911660, 81785158, 116835940, 163570316, 204462895, 408925790, 817851580]

約数ペア:

[(1, 817851580), (2, 408925790), (4, 204462895), (5, 163570316), (7, 116835940), (10, 81785158), (13, 62911660), (14, 58417970), (19, 43044820), (20, 40892579), (26, 31455830), (28, 29208985), (35, 23367188), (38, 21522410), (52, 15727915), (65, 12582332), (67, 12206740), (70, 11683594), (76, 10761205), (91, 8987380), (95, 8608964), (130, 6291166), (133, 6149260), (134, 6103370), (140, 5841797), (182, 4493690), (190, 4304482), (247, 3311140), (260, 3145583), (266, 3074630), (268, 3051685), (335, 2441348), (353, 2316860), (364, 2246845), (380, 2152241), (455, 1797476), (469, 1743820), (494, 1655570), (532, 1537315), (665, 1229852), (670, 1220674), (706, 1158430), (871, 938980), (910, 898738), (938, 871910), (988, 827785), (1235, 662228), (1273, 642460), (1330, 614926), (1340, 610337), (1412, 579215), (1729, 473020), (1742, 469490), (1765, 463372), (1820, 449369), (1876, 435955), (2345, 348764), (2470, 331114), (2471, 330980), (2546, 321230), (2660, 307463), (3458, 236510), (3484, 234745), (3530, 231686), (4355, 187796), (4589, 178220), (4690, 174382), (4940, 165557), (4942, 165490), (5092, 160615), (6097, 134140), (6365, 128492), (6707, 121940), (6916, 118255), (7060, 115843), (8645, 94604), (8710, 93898), (8911, 91780), (9178, 89110), (9380, 87191), (9884, 82745), (12194, 67070), (12355, 66196), (12730, 64246), (13414, 60970), (16549, 49420), (17290, 47302), (17420, 46949), (17822, 45890), (18356, 44555), (22945, 35644), (23651, 34580), (24388, 33535), (24710, 33098), (25460, 32123), (26828, 30485)]