140685440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1070

約数の個数: 128

約数和(自身を含む): 397163520

約数和(自身を除く): 256478080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1013, 1085, 1120, 1240, 1736, 1984, 2026, 2170, 2240, 2480, 3472, 3968, 4052, 4340, 4480, 4960, 5065, 6944, 7091, 8104, 8680, 9920, 10130, 13888, 14182, 16208, 17360, 19840, 20260, 27776, 28364, 31403, 32416, 34720, 35455, 40520, 56728, 62806, 64832, 69440, 70910, 81040, 113456, 125612, 129664, 138880, 141820, 157015, 162080, 219821, 226912, 251224, 283640, 314030, 324160, 439642, 453824, 502448, 567280, 628060, 648320, 879284, 907648, 1004896, 1099105, 1134560, 1256120, 1758568, 2009792, 2198210, 2269120, 2512240, 3517136, 4019584, 4396420, 4538240, 5024480, 7034272, 8792840, 10048960, 14068544, 17585680, 20097920, 28137088, 35171360, 70342720, 140685440]

約数ペア:

[(1, 140685440), (2, 70342720), (4, 35171360), (5, 28137088), (7, 20097920), (8, 17585680), (10, 14068544), (14, 10048960), (16, 8792840), (20, 7034272), (28, 5024480), (31, 4538240), (32, 4396420), (35, 4019584), (40, 3517136), (56, 2512240), (62, 2269120), (64, 2198210), (70, 2009792), (80, 1758568), (112, 1256120), (124, 1134560), (128, 1099105), (140, 1004896), (155, 907648), (160, 879284), (217, 648320), (224, 628060), (248, 567280), (280, 502448), (310, 453824), (320, 439642), (434, 324160), (448, 314030), (496, 283640), (560, 251224), (620, 226912), (640, 219821), (868, 162080), (896, 157015), (992, 141820), (1013, 138880), (1085, 129664), (1120, 125612), (1240, 113456), (1736, 81040), (1984, 70910), (2026, 69440), (2170, 64832), (2240, 62806), (2480, 56728), (3472, 40520), (3968, 35455), (4052, 34720), (4340, 32416), (4480, 31403), (4960, 28364), (5065, 27776), (6944, 20260), (7091, 19840), (8104, 17360), (8680, 16208), (9920, 14182), (10130, 13888)]