8974980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 33022080

約数和(自身を除く): 24047100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 419, 420, 476, 510, 595, 612, 630, 714, 765, 838, 1020, 1071, 1190, 1257, 1260, 1428, 1530, 1676, 1785, 2095, 2142, 2380, 2514, 2933, 3060, 3570, 3771, 4190, 4284, 5028, 5355, 5866, 6285, 7123, 7140, 7542, 8380, 8799, 10710, 11732, 12570, 14246, 14665, 15084, 17598, 18855, 21369, 21420, 25140, 26397, 28492, 29330, 35196, 35615, 37710, 42738, 43995, 49861, 52794, 58660, 64107, 71230, 75420, 85476, 87990, 99722, 105588, 106845, 128214, 131985, 142460, 149583, 175980, 199444, 213690, 249305, 256428, 263970, 299166, 320535, 427380, 448749, 498610, 527940, 598332, 641070, 747915, 897498, 997220, 1282140, 1495830, 1794996, 2243745, 2991660, 4487490, 8974980]

約数ペア:

[(1, 8974980), (2, 4487490), (3, 2991660), (4, 2243745), (5, 1794996), (6, 1495830), (7, 1282140), (9, 997220), (10, 897498), (12, 747915), (14, 641070), (15, 598332), (17, 527940), (18, 498610), (20, 448749), (21, 427380), (28, 320535), (30, 299166), (34, 263970), (35, 256428), (36, 249305), (42, 213690), (45, 199444), (51, 175980), (60, 149583), (63, 142460), (68, 131985), (70, 128214), (84, 106845), (85, 105588), (90, 99722), (102, 87990), (105, 85476), (119, 75420), (126, 71230), (140, 64107), (153, 58660), (170, 52794), (180, 49861), (204, 43995), (210, 42738), (238, 37710), (252, 35615), (255, 35196), (306, 29330), (315, 28492), (340, 26397), (357, 25140), (419, 21420), (420, 21369), (476, 18855), (510, 17598), (595, 15084), (612, 14665), (630, 14246), (714, 12570), (765, 11732), (838, 10710), (1020, 8799), (1071, 8380), (1190, 7542), (1257, 7140), (1260, 7123), (1428, 6285), (1530, 5866), (1676, 5355), (1785, 5028), (2095, 4284), (2142, 4190), (2380, 3771), (2514, 3570), (2933, 3060)]