72521120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:982

約数の個数: 96

約数和(自身を含む): 198713088

約数和(自身を除く): 126191968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 365, 511, 560, 584, 730, 887, 1022, 1120, 1168, 1460, 1774, 2044, 2336, 2555, 2920, 3548, 4088, 4435, 5110, 5840, 6209, 7096, 8176, 8870, 10220, 11680, 12418, 14192, 16352, 17740, 20440, 24836, 28384, 31045, 35480, 40880, 49672, 62090, 64751, 70960, 81760, 99344, 124180, 129502, 141920, 198688, 248360, 259004, 323755, 453257, 496720, 518008, 647510, 906514, 993440, 1036016, 1295020, 1813028, 2072032, 2266285, 2590040, 3626056, 4532570, 5180080, 7252112, 9065140, 10360160, 14504224, 18130280, 36260560, 72521120]

約数ペア:

[(1, 72521120), (2, 36260560), (4, 18130280), (5, 14504224), (7, 10360160), (8, 9065140), (10, 7252112), (14, 5180080), (16, 4532570), (20, 3626056), (28, 2590040), (32, 2266285), (35, 2072032), (40, 1813028), (56, 1295020), (70, 1036016), (73, 993440), (80, 906514), (112, 647510), (140, 518008), (146, 496720), (160, 453257), (224, 323755), (280, 259004), (292, 248360), (365, 198688), (511, 141920), (560, 129502), (584, 124180), (730, 99344), (887, 81760), (1022, 70960), (1120, 64751), (1168, 62090), (1460, 49672), (1774, 40880), (2044, 35480), (2336, 31045), (2555, 28384), (2920, 24836), (3548, 20440), (4088, 17740), (4435, 16352), (5110, 14192), (5840, 12418), (6209, 11680), (7096, 10220), (8176, 8870)]