275736320

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6949}}^1$

素因数の和:7001

約数の個数: 72

約数和(自身を含む): 681878400

約数和(自身を除く): 406142080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 6949, 7936, 9920, 13898, 19840, 27796, 34745, 39680, 55592, 69490, 111184, 138980, 215419, 222368, 277960, 430838, 444736, 555920, 861676, 889472, 1077095, 1111840, 1723352, 1778944, 2154190, 2223680, 3446704, 4308380, 4447360, 6893408, 8616760, 8894720, 13786816, 17233520, 27573632, 34467040, 55147264, 68934080, 137868160, 275736320]

約数ペア:

[(1, 275736320), (2, 137868160), (4, 68934080), (5, 55147264), (8, 34467040), (10, 27573632), (16, 17233520), (20, 13786816), (31, 8894720), (32, 8616760), (40, 6893408), (62, 4447360), (64, 4308380), (80, 3446704), (124, 2223680), (128, 2154190), (155, 1778944), (160, 1723352), (248, 1111840), (256, 1077095), (310, 889472), (320, 861676), (496, 555920), (620, 444736), (640, 430838), (992, 277960), (1240, 222368), (1280, 215419), (1984, 138980), (2480, 111184), (3968, 69490), (4960, 55592), (6949, 39680), (7936, 34745), (9920, 27796), (13898, 19840)]