72954840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86851}}^1$

素因数の和:86872

約数の個数: 64

約数和(自身を含む): 250133760

約数和(自身を除く): 177178920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86851, 173702, 260553, 347404, 434255, 521106, 607957, 694808, 868510, 1042212, 1215914, 1302765, 1737020, 1823871, 2084424, 2431828, 2605530, 3039785, 3474040, 3647742, 4863656, 5211060, 6079570, 7295484, 9119355, 10422120, 12159140, 14590968, 18238710, 24318280, 36477420, 72954840]

約数ペア:

[(1, 72954840), (2, 36477420), (3, 24318280), (4, 18238710), (5, 14590968), (6, 12159140), (7, 10422120), (8, 9119355), (10, 7295484), (12, 6079570), (14, 5211060), (15, 4863656), (20, 3647742), (21, 3474040), (24, 3039785), (28, 2605530), (30, 2431828), (35, 2084424), (40, 1823871), (42, 1737020), (56, 1302765), (60, 1215914), (70, 1042212), (84, 868510), (105, 694808), (120, 607957), (140, 521106), (168, 434255), (210, 347404), (280, 260553), (420, 173702), (840, 86851)]