56347020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4409}}^1$

素因数の和:4495

約数の個数: 72

約数和(自身を含む): 173365920

約数和(自身を除く): 117018900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 4409, 6390, 8818, 12780, 13227, 17636, 22045, 26454, 39681, 44090, 52908, 66135, 79362, 88180, 132270, 158724, 198405, 264540, 313039, 396810, 626078, 793620, 939117, 1252156, 1565195, 1878234, 2817351, 3130390, 3756468, 4695585, 5634702, 6260780, 9391170, 11269404, 14086755, 18782340, 28173510, 56347020]

約数ペア:

[(1, 56347020), (2, 28173510), (3, 18782340), (4, 14086755), (5, 11269404), (6, 9391170), (9, 6260780), (10, 5634702), (12, 4695585), (15, 3756468), (18, 3130390), (20, 2817351), (30, 1878234), (36, 1565195), (45, 1252156), (60, 939117), (71, 793620), (90, 626078), (142, 396810), (180, 313039), (213, 264540), (284, 198405), (355, 158724), (426, 132270), (639, 88180), (710, 79362), (852, 66135), (1065, 52908), (1278, 44090), (1420, 39681), (2130, 26454), (2556, 22045), (3195, 17636), (4260, 13227), (4409, 12780), (6390, 8818)]