1386276640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{1171}}^1$

素因数の和:1351

約数の個数: 144

約数和(自身を含む): 3838290624

約数和(自身を除く): 2452013984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 151, 160, 196, 224, 245, 280, 302, 392, 490, 560, 604, 755, 784, 980, 1057, 1120, 1171, 1208, 1510, 1568, 1960, 2114, 2342, 2416, 3020, 3920, 4228, 4684, 4832, 5285, 5855, 6040, 7399, 7840, 8197, 8456, 9368, 10570, 11710, 12080, 14798, 16394, 16912, 18736, 21140, 23420, 24160, 29596, 32788, 33824, 36995, 37472, 40985, 42280, 46840, 57379, 59192, 65576, 73990, 81970, 84560, 93680, 114758, 118384, 131152, 147980, 163940, 169120, 176821, 187360, 229516, 236768, 262304, 286895, 295960, 327880, 353642, 459032, 573790, 591920, 655760, 707284, 884105, 918064, 1147580, 1183840, 1237747, 1311520, 1414568, 1768210, 1836128, 2295160, 2475494, 2829136, 3536420, 4590320, 4950988, 5658272, 6188735, 7072840, 8664229, 9180640, 9901976, 12377470, 14145680, 17328458, 19803952, 24754940, 28291360, 34656916, 39607904, 43321145, 49509880, 69313832, 86642290, 99019760, 138627664, 173284580, 198039520, 277255328, 346569160, 693138320, 1386276640]

約数ペア:

[(1, 1386276640), (2, 693138320), (4, 346569160), (5, 277255328), (7, 198039520), (8, 173284580), (10, 138627664), (14, 99019760), (16, 86642290), (20, 69313832), (28, 49509880), (32, 43321145), (35, 39607904), (40, 34656916), (49, 28291360), (56, 24754940), (70, 19803952), (80, 17328458), (98, 14145680), (112, 12377470), (140, 9901976), (151, 9180640), (160, 8664229), (196, 7072840), (224, 6188735), (245, 5658272), (280, 4950988), (302, 4590320), (392, 3536420), (490, 2829136), (560, 2475494), (604, 2295160), (755, 1836128), (784, 1768210), (980, 1414568), (1057, 1311520), (1120, 1237747), (1171, 1183840), (1208, 1147580), (1510, 918064), (1568, 884105), (1960, 707284), (2114, 655760), (2342, 591920), (2416, 573790), (3020, 459032), (3920, 353642), (4228, 327880), (4684, 295960), (4832, 286895), (5285, 262304), (5855, 236768), (6040, 229516), (7399, 187360), (7840, 176821), (8197, 169120), (8456, 163940), (9368, 147980), (10570, 131152), (11710, 118384), (12080, 114758), (14798, 93680), (16394, 84560), (16912, 81970), (18736, 73990), (21140, 65576), (23420, 59192), (24160, 57379), (29596, 46840), (32788, 42280), (33824, 40985), (36995, 37472)]