143722240

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2389}}^1$

素因数の和:2457

約数の個数: 72

約数和(自身を含む): 351731520

約数和(自身を除く): 208009280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 640, 752, 940, 1280, 1504, 1880, 2389, 3008, 3760, 4778, 6016, 7520, 9556, 11945, 12032, 15040, 19112, 23890, 30080, 38224, 47780, 60160, 76448, 95560, 112283, 152896, 191120, 224566, 305792, 382240, 449132, 561415, 611584, 764480, 898264, 1122830, 1528960, 1796528, 2245660, 3057920, 3593056, 4491320, 7186112, 8982640, 14372224, 17965280, 28744448, 35930560, 71861120, 143722240]

約数ペア:

[(1, 143722240), (2, 71861120), (4, 35930560), (5, 28744448), (8, 17965280), (10, 14372224), (16, 8982640), (20, 7186112), (32, 4491320), (40, 3593056), (47, 3057920), (64, 2245660), (80, 1796528), (94, 1528960), (128, 1122830), (160, 898264), (188, 764480), (235, 611584), (256, 561415), (320, 449132), (376, 382240), (470, 305792), (640, 224566), (752, 191120), (940, 152896), (1280, 112283), (1504, 95560), (1880, 76448), (2389, 60160), (3008, 47780), (3760, 38224), (4778, 30080), (6016, 23890), (7520, 19112), (9556, 15040), (11945, 12032)]