161927460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5519}}^1$

素因数の和:5697

約数の個数: 72

約数和(自身を含む): 494282880

約数和(自身を除く): 332355420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1467, 1630, 1956, 2445, 2934, 3260, 4890, 5519, 5868, 7335, 9780, 11038, 14670, 16557, 22076, 27595, 29340, 33114, 49671, 55190, 66228, 82785, 99342, 110380, 165570, 198684, 248355, 331140, 496710, 899597, 993420, 1799194, 2698791, 3598388, 4497985, 5397582, 8096373, 8995970, 10795164, 13493955, 16192746, 17991940, 26987910, 32385492, 40481865, 53975820, 80963730, 161927460]

約数ペア:

[(1, 161927460), (2, 80963730), (3, 53975820), (4, 40481865), (5, 32385492), (6, 26987910), (9, 17991940), (10, 16192746), (12, 13493955), (15, 10795164), (18, 8995970), (20, 8096373), (30, 5397582), (36, 4497985), (45, 3598388), (60, 2698791), (90, 1799194), (163, 993420), (180, 899597), (326, 496710), (489, 331140), (652, 248355), (815, 198684), (978, 165570), (1467, 110380), (1630, 99342), (1956, 82785), (2445, 66228), (2934, 55190), (3260, 49671), (4890, 33114), (5519, 29340), (5868, 27595), (7335, 22076), (9780, 16557), (11038, 14670)]