840619260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2411}}^1$

素因数の和:2588

約数の個数: 144

約数和(自身を含む): 2765599200

約数和(自身を除く): 1924979940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 149, 156, 180, 195, 234, 260, 298, 390, 447, 468, 585, 596, 745, 780, 894, 1170, 1341, 1490, 1788, 1937, 2235, 2340, 2411, 2682, 2980, 3874, 4470, 4822, 5364, 5811, 6705, 7233, 7748, 8940, 9644, 9685, 11622, 12055, 13410, 14466, 17433, 19370, 21699, 23244, 24110, 26820, 28932, 29055, 31343, 34866, 36165, 38740, 43398, 48220, 58110, 62686, 69732, 72330, 86796, 87165, 94029, 108495, 116220, 125372, 144660, 156715, 174330, 188058, 216990, 282087, 313430, 348660, 359239, 376116, 433980, 470145, 564174, 626860, 718478, 940290, 1077717, 1128348, 1410435, 1436956, 1796195, 1880580, 2155434, 2820870, 3233151, 3592390, 4310868, 4670107, 5388585, 5641740, 6466302, 7184780, 9340214, 10777170, 12932604, 14010321, 16165755, 18680428, 21554340, 23350535, 28020642, 32331510, 42030963, 46701070, 56041284, 64663020, 70051605, 84061926, 93402140, 140103210, 168123852, 210154815, 280206420, 420309630, 840619260]

約数ペア:

[(1, 840619260), (2, 420309630), (3, 280206420), (4, 210154815), (5, 168123852), (6, 140103210), (9, 93402140), (10, 84061926), (12, 70051605), (13, 64663020), (15, 56041284), (18, 46701070), (20, 42030963), (26, 32331510), (30, 28020642), (36, 23350535), (39, 21554340), (45, 18680428), (52, 16165755), (60, 14010321), (65, 12932604), (78, 10777170), (90, 9340214), (117, 7184780), (130, 6466302), (149, 5641740), (156, 5388585), (180, 4670107), (195, 4310868), (234, 3592390), (260, 3233151), (298, 2820870), (390, 2155434), (447, 1880580), (468, 1796195), (585, 1436956), (596, 1410435), (745, 1128348), (780, 1077717), (894, 940290), (1170, 718478), (1341, 626860), (1490, 564174), (1788, 470145), (1937, 433980), (2235, 376116), (2340, 359239), (2411, 348660), (2682, 313430), (2980, 282087), (3874, 216990), (4470, 188058), (4822, 174330), (5364, 156715), (5811, 144660), (6705, 125372), (7233, 116220), (7748, 108495), (8940, 94029), (9644, 87165), (9685, 86796), (11622, 72330), (12055, 69732), (13410, 62686), (14466, 58110), (17433, 48220), (19370, 43398), (21699, 38740), (23244, 36165), (24110, 34866), (26820, 31343), (28932, 29055)]