87953320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 247645440

約数和(自身を除く): 159692120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 260, 280, 292, 331, 364, 365, 455, 511, 520, 584, 662, 728, 730, 910, 949, 1022, 1324, 1460, 1655, 1820, 1898, 2044, 2317, 2555, 2648, 2920, 3310, 3640, 3796, 4088, 4303, 4634, 4745, 5110, 6620, 6643, 7592, 8606, 9268, 9490, 10220, 11585, 13240, 13286, 17212, 18536, 18980, 20440, 21515, 23170, 24163, 26572, 30121, 33215, 34424, 37960, 43030, 46340, 48326, 53144, 60242, 66430, 86060, 92680, 96652, 120484, 120815, 132860, 150605, 169141, 172120, 193304, 240968, 241630, 265720, 301210, 314119, 338282, 483260, 602420, 628238, 676564, 845705, 966520, 1204840, 1256476, 1353128, 1570595, 1691410, 2198833, 2512952, 3141190, 3382820, 4397666, 6282380, 6765640, 8795332, 10994165, 12564760, 17590664, 21988330, 43976660, 87953320]

約数ペア:

[(1, 87953320), (2, 43976660), (4, 21988330), (5, 17590664), (7, 12564760), (8, 10994165), (10, 8795332), (13, 6765640), (14, 6282380), (20, 4397666), (26, 3382820), (28, 3141190), (35, 2512952), (40, 2198833), (52, 1691410), (56, 1570595), (65, 1353128), (70, 1256476), (73, 1204840), (91, 966520), (104, 845705), (130, 676564), (140, 628238), (146, 602420), (182, 483260), (260, 338282), (280, 314119), (292, 301210), (331, 265720), (364, 241630), (365, 240968), (455, 193304), (511, 172120), (520, 169141), (584, 150605), (662, 132860), (728, 120815), (730, 120484), (910, 96652), (949, 92680), (1022, 86060), (1324, 66430), (1460, 60242), (1655, 53144), (1820, 48326), (1898, 46340), (2044, 43030), (2317, 37960), (2555, 34424), (2648, 33215), (2920, 30121), (3310, 26572), (3640, 24163), (3796, 23170), (4088, 21515), (4303, 20440), (4634, 18980), (4745, 18536), (5110, 17212), (6620, 13286), (6643, 13240), (7592, 11585), (8606, 10220), (9268, 9490)]