320873460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1481}}^1$

素因数の和:1673

約数の個数: 96

約数和(自身を含む): 944116992

約数和(自身を除く): 623243532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 157, 230, 276, 314, 345, 460, 471, 628, 690, 785, 942, 1380, 1481, 1570, 1884, 2355, 2962, 3140, 3611, 4443, 4710, 5924, 7222, 7405, 8886, 9420, 10833, 14444, 14810, 17772, 18055, 21666, 22215, 29620, 34063, 36110, 43332, 44430, 54165, 68126, 72220, 88860, 102189, 108330, 136252, 170315, 204378, 216660, 232517, 340630, 408756, 465034, 510945, 681260, 697551, 930068, 1021890, 1162585, 1395102, 2043780, 2325170, 2790204, 3487755, 4650340, 5347891, 6975510, 10695782, 13951020, 16043673, 21391564, 26739455, 32087346, 53478910, 64174692, 80218365, 106957820, 160436730, 320873460]

約数ペア:

[(1, 320873460), (2, 160436730), (3, 106957820), (4, 80218365), (5, 64174692), (6, 53478910), (10, 32087346), (12, 26739455), (15, 21391564), (20, 16043673), (23, 13951020), (30, 10695782), (46, 6975510), (60, 5347891), (69, 4650340), (92, 3487755), (115, 2790204), (138, 2325170), (157, 2043780), (230, 1395102), (276, 1162585), (314, 1021890), (345, 930068), (460, 697551), (471, 681260), (628, 510945), (690, 465034), (785, 408756), (942, 340630), (1380, 232517), (1481, 216660), (1570, 204378), (1884, 170315), (2355, 136252), (2962, 108330), (3140, 102189), (3611, 88860), (4443, 72220), (4710, 68126), (5924, 54165), (7222, 44430), (7405, 43332), (8886, 36110), (9420, 34063), (10833, 29620), (14444, 22215), (14810, 21666), (17772, 18055)]