213567660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7963}}^1$

素因数の和:8127

約数の個数: 72

約数和(自身を含む): 652251600

約数和(自身を除く): 438683940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 7963, 8940, 13410, 15926, 23889, 26820, 31852, 39815, 47778, 71667, 79630, 95556, 119445, 143334, 159260, 238890, 286668, 358335, 477780, 716670, 1186487, 1433340, 2372974, 3559461, 4745948, 5932435, 7118922, 10678383, 11864870, 14237844, 17797305, 21356766, 23729740, 35594610, 42713532, 53391915, 71189220, 106783830, 213567660]

約数ペア:

[(1, 213567660), (2, 106783830), (3, 71189220), (4, 53391915), (5, 42713532), (6, 35594610), (9, 23729740), (10, 21356766), (12, 17797305), (15, 14237844), (18, 11864870), (20, 10678383), (30, 7118922), (36, 5932435), (45, 4745948), (60, 3559461), (90, 2372974), (149, 1433340), (180, 1186487), (298, 716670), (447, 477780), (596, 358335), (745, 286668), (894, 238890), (1341, 159260), (1490, 143334), (1788, 119445), (2235, 95556), (2682, 79630), (2980, 71667), (4470, 47778), (5364, 39815), (6705, 31852), (7963, 26820), (8940, 23889), (13410, 15926)]