815989140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{167899}}^1$

素因数の和:167923

約数の個数: 72

約数和(自身を含む): 2566855200

約数和(自身を除く): 1750866060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 167899, 335798, 503697, 671596, 839495, 1007394, 1511091, 1678990, 2014788, 2518485, 3022182, 3357980, 4533273, 5036970, 6044364, 7555455, 9066546, 10073940, 13599819, 15110910, 18133092, 22666365, 27199638, 30221820, 40799457, 45332730, 54399276, 67999095, 81598914, 90665460, 135998190, 163197828, 203997285, 271996380, 407994570, 815989140]

約数ペア:

[(1, 815989140), (2, 407994570), (3, 271996380), (4, 203997285), (5, 163197828), (6, 135998190), (9, 90665460), (10, 81598914), (12, 67999095), (15, 54399276), (18, 45332730), (20, 40799457), (27, 30221820), (30, 27199638), (36, 22666365), (45, 18133092), (54, 15110910), (60, 13599819), (81, 10073940), (90, 9066546), (108, 7555455), (135, 6044364), (162, 5036970), (180, 4533273), (243, 3357980), (270, 3022182), (324, 2518485), (405, 2014788), (486, 1678990), (540, 1511091), (810, 1007394), (972, 839495), (1215, 671596), (1620, 503697), (2430, 335798), (4860, 167899)]