8407830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 12742890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 67, 89, 94, 134, 141, 178, 201, 235, 267, 282, 335, 402, 445, 470, 534, 670, 705, 890, 1005, 1335, 1410, 2010, 2670, 3149, 4183, 5963, 6298, 8366, 9447, 11926, 12549, 15745, 17889, 18894, 20915, 25098, 29815, 31490, 35778, 41830, 47235, 59630, 62745, 89445, 94470, 125490, 178890, 280261, 560522, 840783, 1401305, 1681566, 2802610, 4203915, 8407830]

約数ペア:

[(1, 8407830), (2, 4203915), (3, 2802610), (5, 1681566), (6, 1401305), (10, 840783), (15, 560522), (30, 280261), (47, 178890), (67, 125490), (89, 94470), (94, 89445), (134, 62745), (141, 59630), (178, 47235), (201, 41830), (235, 35778), (267, 31490), (282, 29815), (335, 25098), (402, 20915), (445, 18894), (470, 17889), (534, 15745), (670, 12549), (705, 11926), (890, 9447), (1005, 8366), (1335, 6298), (1410, 5963), (2010, 4183), (2670, 3149)]