152967640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17623}}^1$

素因数の和:17672

約数の個数: 64

約数和(自身を含む): 406056960

約数和(自身を除く): 253089320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 17623, 35246, 70492, 88115, 123361, 140984, 176230, 246722, 352460, 493444, 546313, 616805, 704920, 986888, 1092626, 1233610, 2185252, 2467220, 2731565, 3824191, 4370504, 4934440, 5463130, 7648382, 10926260, 15296764, 19120955, 21852520, 30593528, 38241910, 76483820, 152967640]

約数ペア:

[(1, 152967640), (2, 76483820), (4, 38241910), (5, 30593528), (7, 21852520), (8, 19120955), (10, 15296764), (14, 10926260), (20, 7648382), (28, 5463130), (31, 4934440), (35, 4370504), (40, 3824191), (56, 2731565), (62, 2467220), (70, 2185252), (124, 1233610), (140, 1092626), (155, 986888), (217, 704920), (248, 616805), (280, 546313), (310, 493444), (434, 352460), (620, 246722), (868, 176230), (1085, 140984), (1240, 123361), (1736, 88115), (2170, 70492), (4340, 35246), (8680, 17623)]