64847640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3779}}^1$

素因数の和:3817

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 163766760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 3779, 4290, 5720, 7558, 8580, 11337, 15116, 17160, 18895, 22674, 30232, 37790, 41569, 45348, 49127, 56685, 75580, 83138, 90696, 98254, 113370, 124707, 147381, 151160, 166276, 196508, 207845, 226740, 245635, 249414, 294762, 332552, 393016, 415690, 453480, 491270, 498828, 540397, 589524, 623535, 736905, 831380, 982540, 997656, 1080794, 1179048, 1247070, 1473810, 1621191, 1662760, 1965080, 2161588, 2494140, 2701985, 2947620, 3242382, 4323176, 4988280, 5403970, 5895240, 6484764, 8105955, 10807940, 12969528, 16211910, 21615880, 32423820, 64847640]

約数ペア:

[(1, 64847640), (2, 32423820), (3, 21615880), (4, 16211910), (5, 12969528), (6, 10807940), (8, 8105955), (10, 6484764), (11, 5895240), (12, 5403970), (13, 4988280), (15, 4323176), (20, 3242382), (22, 2947620), (24, 2701985), (26, 2494140), (30, 2161588), (33, 1965080), (39, 1662760), (40, 1621191), (44, 1473810), (52, 1247070), (55, 1179048), (60, 1080794), (65, 997656), (66, 982540), (78, 831380), (88, 736905), (104, 623535), (110, 589524), (120, 540397), (130, 498828), (132, 491270), (143, 453480), (156, 415690), (165, 393016), (195, 332552), (220, 294762), (260, 249414), (264, 245635), (286, 226740), (312, 207845), (330, 196508), (390, 166276), (429, 151160), (440, 147381), (520, 124707), (572, 113370), (660, 98254), (715, 90696), (780, 83138), (858, 75580), (1144, 56685), (1320, 49127), (1430, 45348), (1560, 41569), (1716, 37790), (2145, 30232), (2860, 22674), (3432, 18895), (3779, 17160), (4290, 15116), (5720, 11337), (7558, 8580)]