64356240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20627}}^1$

素因数の和:20656

約数の個数: 80

約数和(自身を含む): 214861248

約数和(自身を除く): 150505008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 20627, 41254, 61881, 82508, 103135, 123762, 165016, 206270, 247524, 268151, 309405, 330032, 412540, 495048, 536302, 618810, 804453, 825080, 990096, 1072604, 1237620, 1340755, 1608906, 1650160, 2145208, 2475240, 2681510, 3217812, 4022265, 4290416, 4950480, 5363020, 6435624, 8044530, 10726040, 12871248, 16089060, 21452080, 32178120, 64356240]

約数ペア:

[(1, 64356240), (2, 32178120), (3, 21452080), (4, 16089060), (5, 12871248), (6, 10726040), (8, 8044530), (10, 6435624), (12, 5363020), (13, 4950480), (15, 4290416), (16, 4022265), (20, 3217812), (24, 2681510), (26, 2475240), (30, 2145208), (39, 1650160), (40, 1608906), (48, 1340755), (52, 1237620), (60, 1072604), (65, 990096), (78, 825080), (80, 804453), (104, 618810), (120, 536302), (130, 495048), (156, 412540), (195, 330032), (208, 309405), (240, 268151), (260, 247524), (312, 206270), (390, 165016), (520, 123762), (624, 103135), (780, 82508), (1040, 61881), (1560, 41254), (3120, 20627)]