2816580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 8918784

約数和(自身を除く): 6102204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 157, 195, 230, 260, 276, 299, 314, 345, 390, 460, 471, 598, 628, 690, 780, 785, 897, 942, 1196, 1380, 1495, 1570, 1794, 1884, 2041, 2355, 2990, 3140, 3588, 3611, 4082, 4485, 4710, 5980, 6123, 7222, 8164, 8970, 9420, 10205, 10833, 12246, 14444, 17940, 18055, 20410, 21666, 24492, 30615, 36110, 40820, 43332, 46943, 54165, 61230, 72220, 93886, 108330, 122460, 140829, 187772, 216660, 234715, 281658, 469430, 563316, 704145, 938860, 1408290, 2816580]

約数ペア:

[(1, 2816580), (2, 1408290), (3, 938860), (4, 704145), (5, 563316), (6, 469430), (10, 281658), (12, 234715), (13, 216660), (15, 187772), (20, 140829), (23, 122460), (26, 108330), (30, 93886), (39, 72220), (46, 61230), (52, 54165), (60, 46943), (65, 43332), (69, 40820), (78, 36110), (92, 30615), (115, 24492), (130, 21666), (138, 20410), (156, 18055), (157, 17940), (195, 14444), (230, 12246), (260, 10833), (276, 10205), (299, 9420), (314, 8970), (345, 8164), (390, 7222), (460, 6123), (471, 5980), (598, 4710), (628, 4485), (690, 4082), (780, 3611), (785, 3588), (897, 3140), (942, 2990), (1196, 2355), (1380, 2041), (1495, 1884), (1570, 1794)]