245878980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:1017

約数の個数: 96

約数和(自身を含む): 715911168

約数和(自身を除く): 470032188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 163, 186, 310, 326, 372, 465, 489, 620, 652, 811, 815, 930, 978, 1622, 1630, 1860, 1956, 2433, 2445, 3244, 3260, 4055, 4866, 4890, 5053, 8110, 9732, 9780, 10106, 12165, 15159, 16220, 20212, 24330, 25141, 25265, 30318, 48660, 50282, 50530, 60636, 75423, 75795, 100564, 101060, 125705, 132193, 150846, 151590, 251410, 264386, 301692, 303180, 377115, 396579, 502820, 528772, 660965, 754230, 793158, 1321930, 1508460, 1586316, 1982895, 2643860, 3965790, 4097983, 7931580, 8195966, 12293949, 16391932, 20489915, 24587898, 40979830, 49175796, 61469745, 81959660, 122939490, 245878980]

約数ペア:

[(1, 245878980), (2, 122939490), (3, 81959660), (4, 61469745), (5, 49175796), (6, 40979830), (10, 24587898), (12, 20489915), (15, 16391932), (20, 12293949), (30, 8195966), (31, 7931580), (60, 4097983), (62, 3965790), (93, 2643860), (124, 1982895), (155, 1586316), (163, 1508460), (186, 1321930), (310, 793158), (326, 754230), (372, 660965), (465, 528772), (489, 502820), (620, 396579), (652, 377115), (811, 303180), (815, 301692), (930, 264386), (978, 251410), (1622, 151590), (1630, 150846), (1860, 132193), (1956, 125705), (2433, 101060), (2445, 100564), (3244, 75795), (3260, 75423), (4055, 60636), (4866, 50530), (4890, 50282), (5053, 48660), (8110, 30318), (9732, 25265), (9780, 25141), (10106, 24330), (12165, 20212), (15159, 16220)]