84909720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{373}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 292976640

約数和(自身を除く): 208066920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 271, 280, 373, 420, 542, 746, 813, 840, 1084, 1119, 1355, 1492, 1626, 1865, 1897, 2168, 2238, 2611, 2710, 2984, 3252, 3730, 3794, 4065, 4476, 5222, 5420, 5595, 5691, 6504, 7460, 7588, 7833, 8130, 8952, 9485, 10444, 10840, 11190, 11382, 13055, 14920, 15176, 15666, 16260, 18970, 20888, 22380, 22764, 26110, 28455, 31332, 32520, 37940, 39165, 44760, 45528, 52220, 56910, 62664, 75880, 78330, 101083, 104440, 113820, 156660, 202166, 227640, 303249, 313320, 404332, 505415, 606498, 707581, 808664, 1010830, 1212996, 1415162, 1516245, 2021660, 2122743, 2425992, 2830324, 3032490, 3537905, 4043320, 4245486, 5660648, 6064980, 7075810, 8490972, 10613715, 12129960, 14151620, 16981944, 21227430, 28303240, 42454860, 84909720]

約数ペア:

[(1, 84909720), (2, 42454860), (3, 28303240), (4, 21227430), (5, 16981944), (6, 14151620), (7, 12129960), (8, 10613715), (10, 8490972), (12, 7075810), (14, 6064980), (15, 5660648), (20, 4245486), (21, 4043320), (24, 3537905), (28, 3032490), (30, 2830324), (35, 2425992), (40, 2122743), (42, 2021660), (56, 1516245), (60, 1415162), (70, 1212996), (84, 1010830), (105, 808664), (120, 707581), (140, 606498), (168, 505415), (210, 404332), (271, 313320), (280, 303249), (373, 227640), (420, 202166), (542, 156660), (746, 113820), (813, 104440), (840, 101083), (1084, 78330), (1119, 75880), (1355, 62664), (1492, 56910), (1626, 52220), (1865, 45528), (1897, 44760), (2168, 39165), (2238, 37940), (2611, 32520), (2710, 31332), (2984, 28455), (3252, 26110), (3730, 22764), (3794, 22380), (4065, 20888), (4476, 18970), (5222, 16260), (5420, 15666), (5595, 15176), (5691, 14920), (6504, 13055), (7460, 11382), (7588, 11190), (7833, 10840), (8130, 10444), (8952, 9485)]