71577870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 214050816

約数和(自身を除く): 142472946

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 157, 167, 182, 195, 210, 273, 314, 334, 390, 455, 471, 501, 546, 785, 835, 910, 942, 1002, 1099, 1169, 1365, 1570, 1670, 2041, 2171, 2198, 2338, 2355, 2505, 2730, 3297, 3507, 4082, 4342, 4710, 5010, 5495, 5845, 6123, 6513, 6594, 7014, 10205, 10855, 10990, 11690, 12246, 13026, 14287, 15197, 16485, 17535, 20410, 21710, 26219, 28574, 30394, 30615, 32565, 32970, 35070, 42861, 45591, 52438, 61230, 65130, 71435, 75985, 78657, 85722, 91182, 131095, 142870, 151970, 157314, 183533, 214305, 227955, 262190, 340847, 367066, 393285, 428610, 455910, 550599, 681694, 786570, 917665, 1022541, 1101198, 1704235, 1835330, 2045082, 2385929, 2752995, 3408470, 4771858, 5112705, 5505990, 7157787, 10225410, 11929645, 14315574, 23859290, 35788935, 71577870]

約数ペア:

[(1, 71577870), (2, 35788935), (3, 23859290), (5, 14315574), (6, 11929645), (7, 10225410), (10, 7157787), (13, 5505990), (14, 5112705), (15, 4771858), (21, 3408470), (26, 2752995), (30, 2385929), (35, 2045082), (39, 1835330), (42, 1704235), (65, 1101198), (70, 1022541), (78, 917665), (91, 786570), (105, 681694), (130, 550599), (157, 455910), (167, 428610), (182, 393285), (195, 367066), (210, 340847), (273, 262190), (314, 227955), (334, 214305), (390, 183533), (455, 157314), (471, 151970), (501, 142870), (546, 131095), (785, 91182), (835, 85722), (910, 78657), (942, 75985), (1002, 71435), (1099, 65130), (1169, 61230), (1365, 52438), (1570, 45591), (1670, 42861), (2041, 35070), (2171, 32970), (2198, 32565), (2338, 30615), (2355, 30394), (2505, 28574), (2730, 26219), (3297, 21710), (3507, 20410), (4082, 17535), (4342, 16485), (4710, 15197), (5010, 14287), (5495, 13026), (5845, 12246), (6123, 11690), (6513, 10990), (6594, 10855), (7014, 10205)]