31473794760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{660659}}^1$

素因数の和:661070

約数の個数: 64

約数和(自身を含む): 94659364800

約数和(自身を除く): 63185570040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1191, 1588, 1985, 2382, 3176, 3970, 4764, 5955, 7940, 9528, 11910, 15880, 23820, 47640, 660659, 1321318, 1981977, 2642636, 3303295, 3963954, 5285272, 6606590, 7927908, 9909885, 13213180, 15855816, 19819770, 26426360, 39639540, 79279080, 262281623, 524563246, 786844869, 1049126492, 1311408115, 1573689738, 2098252984, 2622816230, 3147379476, 3934224345, 5245632460, 6294758952, 7868448690, 10491264920, 15736897380, 31473794760]

約数ペア:

[(1, 31473794760), (2, 15736897380), (3, 10491264920), (4, 7868448690), (5, 6294758952), (6, 5245632460), (8, 3934224345), (10, 3147379476), (12, 2622816230), (15, 2098252984), (20, 1573689738), (24, 1311408115), (30, 1049126492), (40, 786844869), (60, 524563246), (120, 262281623), (397, 79279080), (794, 39639540), (1191, 26426360), (1588, 19819770), (1985, 15855816), (2382, 13213180), (3176, 9909885), (3970, 7927908), (4764, 6606590), (5955, 5285272), (7940, 3963954), (9528, 3303295), (11910, 2642636), (15880, 1981977), (23820, 1321318), (47640, 660659)]