611236920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23473}}^1$

素因数の和:23525

約数の個数: 128

約数和(自身を含む): 2163363840

約数和(自身を除く): 1552126920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 23473, 26040, 46946, 70419, 93892, 117365, 140838, 164311, 187784, 234730, 281676, 328622, 352095, 469460, 492933, 563352, 657244, 704190, 727663, 821555, 938920, 985866, 1314488, 1408380, 1455326, 1643110, 1971732, 2182989, 2464665, 2816760, 2910652, 3286220, 3638315, 3943464, 4365978, 4929330, 5093641, 5821304, 6572440, 7276630, 8731956, 9858660, 10187282, 10914945, 14553260, 15280923, 17463912, 19717320, 20374564, 21829890, 25468205, 29106520, 30561846, 40749128, 43659780, 50936410, 61123692, 76404615, 87319560, 101872820, 122247384, 152809230, 203745640, 305618460, 611236920]

約数ペア:

[(1, 611236920), (2, 305618460), (3, 203745640), (4, 152809230), (5, 122247384), (6, 101872820), (7, 87319560), (8, 76404615), (10, 61123692), (12, 50936410), (14, 43659780), (15, 40749128), (20, 30561846), (21, 29106520), (24, 25468205), (28, 21829890), (30, 20374564), (31, 19717320), (35, 17463912), (40, 15280923), (42, 14553260), (56, 10914945), (60, 10187282), (62, 9858660), (70, 8731956), (84, 7276630), (93, 6572440), (105, 5821304), (120, 5093641), (124, 4929330), (140, 4365978), (155, 3943464), (168, 3638315), (186, 3286220), (210, 2910652), (217, 2816760), (248, 2464665), (280, 2182989), (310, 1971732), (372, 1643110), (420, 1455326), (434, 1408380), (465, 1314488), (620, 985866), (651, 938920), (744, 821555), (840, 727663), (868, 704190), (930, 657244), (1085, 563352), (1240, 492933), (1302, 469460), (1736, 352095), (1860, 328622), (2170, 281676), (2604, 234730), (3255, 187784), (3720, 164311), (4340, 140838), (5208, 117365), (6510, 93892), (8680, 70419), (13020, 46946), (23473, 26040)]