156996869620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{647303}}^1$

素因数の和:647560

約数の個数: 48

約数和(自身を含む): 336463440768

約数和(自身を除く): 179466571148

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 181, 268, 335, 362, 670, 724, 905, 1340, 1810, 3620, 12127, 24254, 48508, 60635, 121270, 242540, 647303, 1294606, 2589212, 3236515, 6473030, 12946060, 43369301, 86738602, 117161843, 173477204, 216846505, 234323686, 433693010, 468647372, 585809215, 867386020, 1171618430, 2343236860, 7849843481, 15699686962, 31399373924, 39249217405, 78498434810, 156996869620]

約数ペア:

[(1, 156996869620), (2, 78498434810), (4, 39249217405), (5, 31399373924), (10, 15699686962), (20, 7849843481), (67, 2343236860), (134, 1171618430), (181, 867386020), (268, 585809215), (335, 468647372), (362, 433693010), (670, 234323686), (724, 216846505), (905, 173477204), (1340, 117161843), (1810, 86738602), (3620, 43369301), (12127, 12946060), (24254, 6473030), (48508, 3236515), (60635, 2589212), (121270, 1294606), (242540, 647303)]