748209920

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{12437}}^1$

素因数の和:12505

約数の個数: 72

約数和(自身を含む): 1830475584

約数和(自身を除く): 1082265664

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, 3008, 3760, 6016, 7520, 12032, 12437, 15040, 24874, 30080, 49748, 60160, 62185, 99496, 124370, 198992, 248740, 397984, 497480, 584539, 795968, 994960, 1169078, 1591936, 1989920, 2338156, 2922695, 3183872, 3979840, 4676312, 5845390, 7959680, 9352624, 11690780, 15919360, 18705248, 23381560, 37410496, 46763120, 74820992, 93526240, 149641984, 187052480, 374104960, 748209920]

約数ペア:

[(1, 748209920), (2, 374104960), (4, 187052480), (5, 149641984), (8, 93526240), (10, 74820992), (16, 46763120), (20, 37410496), (32, 23381560), (40, 18705248), (47, 15919360), (64, 11690780), (80, 9352624), (94, 7959680), (128, 5845390), (160, 4676312), (188, 3979840), (235, 3183872), (256, 2922695), (320, 2338156), (376, 1989920), (470, 1591936), (640, 1169078), (752, 994960), (940, 795968), (1280, 584539), (1504, 497480), (1880, 397984), (3008, 248740), (3760, 198992), (6016, 124370), (7520, 99496), (12032, 62185), (12437, 60160), (15040, 49748), (24874, 30080)]