238390620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9915

約数の個数: 96

約数和(自身を含む): 742103040

約数和(自身を除く): 503712420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 9859, 12090, 19718, 24180, 29577, 39436, 49295, 59154, 98590, 118308, 128167, 147885, 197180, 256334, 295770, 305629, 384501, 512668, 591540, 611258, 640835, 769002, 916887, 1222516, 1281670, 1528145, 1538004, 1833774, 1922505, 2563340, 3056290, 3667548, 3845010, 3973177, 4584435, 6112580, 7690020, 7946354, 9168870, 11919531, 15892708, 18337740, 19865885, 23839062, 39731770, 47678124, 59597655, 79463540, 119195310, 238390620]

約数ペア:

[(1, 238390620), (2, 119195310), (3, 79463540), (4, 59597655), (5, 47678124), (6, 39731770), (10, 23839062), (12, 19865885), (13, 18337740), (15, 15892708), (20, 11919531), (26, 9168870), (30, 7946354), (31, 7690020), (39, 6112580), (52, 4584435), (60, 3973177), (62, 3845010), (65, 3667548), (78, 3056290), (93, 2563340), (124, 1922505), (130, 1833774), (155, 1538004), (156, 1528145), (186, 1281670), (195, 1222516), (260, 916887), (310, 769002), (372, 640835), (390, 611258), (403, 591540), (465, 512668), (620, 384501), (780, 305629), (806, 295770), (930, 256334), (1209, 197180), (1612, 147885), (1860, 128167), (2015, 118308), (2418, 98590), (4030, 59154), (4836, 49295), (6045, 39436), (8060, 29577), (9859, 24180), (12090, 19718)]