256931100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9209}}^1$

素因数の和:9260

約数の個数: 108

約数和(自身を含む): 831405120

約数和(自身を除く): 574474020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 3100, 4650, 5580, 6975, 9209, 9300, 13950, 18418, 27627, 27900, 36836, 46045, 55254, 82881, 92090, 110508, 138135, 165762, 184180, 230225, 276270, 285479, 331524, 414405, 460450, 552540, 570958, 690675, 828810, 856437, 920900, 1141916, 1381350, 1427395, 1657620, 1712874, 2072025, 2569311, 2762700, 2854790, 3425748, 4144050, 4282185, 5138622, 5709580, 7136975, 8288100, 8564370, 10277244, 12846555, 14273950, 17128740, 21410925, 25693110, 28547900, 42821850, 51386220, 64232775, 85643700, 128465550, 256931100]

約数ペア:

[(1, 256931100), (2, 128465550), (3, 85643700), (4, 64232775), (5, 51386220), (6, 42821850), (9, 28547900), (10, 25693110), (12, 21410925), (15, 17128740), (18, 14273950), (20, 12846555), (25, 10277244), (30, 8564370), (31, 8288100), (36, 7136975), (45, 5709580), (50, 5138622), (60, 4282185), (62, 4144050), (75, 3425748), (90, 2854790), (93, 2762700), (100, 2569311), (124, 2072025), (150, 1712874), (155, 1657620), (180, 1427395), (186, 1381350), (225, 1141916), (279, 920900), (300, 856437), (310, 828810), (372, 690675), (450, 570958), (465, 552540), (558, 460450), (620, 414405), (775, 331524), (900, 285479), (930, 276270), (1116, 230225), (1395, 184180), (1550, 165762), (1860, 138135), (2325, 110508), (2790, 92090), (3100, 82881), (4650, 55254), (5580, 46045), (6975, 36836), (9209, 27900), (9300, 27627), (13950, 18418)]