666544020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4909}}^1$

素因数の和:5025

約数の個数: 96

約数和(自身を含む): 1953315840

約数和(自身を除く): 1286771820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 73, 93, 124, 146, 155, 186, 219, 292, 310, 365, 372, 438, 465, 620, 730, 876, 930, 1095, 1460, 1860, 2190, 2263, 4380, 4526, 4909, 6789, 9052, 9818, 11315, 13578, 14727, 19636, 22630, 24545, 27156, 29454, 33945, 45260, 49090, 58908, 67890, 73635, 98180, 135780, 147270, 152179, 294540, 304358, 358357, 456537, 608716, 716714, 760895, 913074, 1075071, 1433428, 1521790, 1791785, 1826148, 2150142, 2282685, 3043580, 3583570, 4300284, 4565370, 5375355, 7167140, 9130740, 10750710, 11109067, 21501420, 22218134, 33327201, 44436268, 55545335, 66654402, 111090670, 133308804, 166636005, 222181340, 333272010, 666544020]

約数ペア:

[(1, 666544020), (2, 333272010), (3, 222181340), (4, 166636005), (5, 133308804), (6, 111090670), (10, 66654402), (12, 55545335), (15, 44436268), (20, 33327201), (30, 22218134), (31, 21501420), (60, 11109067), (62, 10750710), (73, 9130740), (93, 7167140), (124, 5375355), (146, 4565370), (155, 4300284), (186, 3583570), (219, 3043580), (292, 2282685), (310, 2150142), (365, 1826148), (372, 1791785), (438, 1521790), (465, 1433428), (620, 1075071), (730, 913074), (876, 760895), (930, 716714), (1095, 608716), (1460, 456537), (1860, 358357), (2190, 304358), (2263, 294540), (4380, 152179), (4526, 147270), (4909, 135780), (6789, 98180), (9052, 73635), (9818, 67890), (11315, 58908), (13578, 49090), (14727, 45260), (19636, 33945), (22630, 29454), (24545, 27156)]