744281480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{1543}}^1$

素因数の和:1974

約数の個数: 64

約数和(自身を含む): 1734220800

約数和(自身を除く): 989939320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 389, 620, 778, 1240, 1543, 1556, 1945, 3086, 3112, 3890, 6172, 7715, 7780, 12059, 12344, 15430, 15560, 24118, 30860, 47833, 48236, 60295, 61720, 95666, 96472, 120590, 191332, 239165, 241180, 382664, 478330, 482360, 600227, 956660, 1200454, 1913320, 2400908, 3001135, 4801816, 6002270, 12004540, 18607037, 24009080, 37214074, 74428148, 93035185, 148856296, 186070370, 372140740, 744281480]

約数ペア:

[(1, 744281480), (2, 372140740), (4, 186070370), (5, 148856296), (8, 93035185), (10, 74428148), (20, 37214074), (31, 24009080), (40, 18607037), (62, 12004540), (124, 6002270), (155, 4801816), (248, 3001135), (310, 2400908), (389, 1913320), (620, 1200454), (778, 956660), (1240, 600227), (1543, 482360), (1556, 478330), (1945, 382664), (3086, 241180), (3112, 239165), (3890, 191332), (6172, 120590), (7715, 96472), (7780, 95666), (12059, 61720), (12344, 60295), (15430, 48236), (15560, 47833), (24118, 30860)]