51330420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9199}}^1$

素因数の和:9245

約数の個数: 72

約数和(自身を含む): 160742400

約数和(自身を除く): 109411980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 9199, 18398, 27597, 36796, 45995, 55194, 82791, 91990, 110388, 137985, 165582, 183980, 275970, 285169, 331164, 413955, 551940, 570338, 827910, 855507, 1140676, 1425845, 1655820, 1711014, 2566521, 2851690, 3422028, 4277535, 5133042, 5703380, 8555070, 10266084, 12832605, 17110140, 25665210, 51330420]

約数ペア:

[(1, 51330420), (2, 25665210), (3, 17110140), (4, 12832605), (5, 10266084), (6, 8555070), (9, 5703380), (10, 5133042), (12, 4277535), (15, 3422028), (18, 2851690), (20, 2566521), (30, 1711014), (31, 1655820), (36, 1425845), (45, 1140676), (60, 855507), (62, 827910), (90, 570338), (93, 551940), (124, 413955), (155, 331164), (180, 285169), (186, 275970), (279, 183980), (310, 165582), (372, 137985), (465, 110388), (558, 91990), (620, 82791), (930, 55194), (1116, 45995), (1395, 36796), (1860, 27597), (2790, 18398), (5580, 9199)]