137254140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1553}}^1$

素因数の和:2059

約数の個数: 72

約数和(自身を含む): 417454128

約数和(自身を除く): 280199988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 982, 1473, 1553, 1964, 2455, 2946, 3106, 4419, 4659, 4910, 5892, 6212, 7365, 7765, 8838, 9318, 9820, 13977, 14730, 15530, 17676, 18636, 22095, 23295, 27954, 29460, 31060, 44190, 46590, 55908, 69885, 88380, 93180, 139770, 279540, 762523, 1525046, 2287569, 3050092, 3812615, 4575138, 6862707, 7625230, 9150276, 11437845, 13725414, 15250460, 22875690, 27450828, 34313535, 45751380, 68627070, 137254140]

約数ペア:

[(1, 137254140), (2, 68627070), (3, 45751380), (4, 34313535), (5, 27450828), (6, 22875690), (9, 15250460), (10, 13725414), (12, 11437845), (15, 9150276), (18, 7625230), (20, 6862707), (30, 4575138), (36, 3812615), (45, 3050092), (60, 2287569), (90, 1525046), (180, 762523), (491, 279540), (982, 139770), (1473, 93180), (1553, 88380), (1964, 69885), (2455, 55908), (2946, 46590), (3106, 44190), (4419, 31060), (4659, 29460), (4910, 27954), (5892, 23295), (6212, 22095), (7365, 18636), (7765, 17676), (8838, 15530), (9318, 14730), (9820, 13977)]