4121520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1$

素因数の和:1350

約数の個数: 80

約数和(自身を含む): 13769952

約数和(自身を除く): 9648432

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, 1321, 1560, 2642, 3120, 3963, 5284, 6605, 7926, 10568, 13210, 15852, 17173, 19815, 21136, 26420, 31704, 34346, 39630, 51519, 52840, 63408, 68692, 79260, 85865, 103038, 105680, 137384, 158520, 171730, 206076, 257595, 274768, 317040, 343460, 412152, 515190, 686920, 824304, 1030380, 1373840, 2060760, 4121520]

約数ペア:

[(1, 4121520), (2, 2060760), (3, 1373840), (4, 1030380), (5, 824304), (6, 686920), (8, 515190), (10, 412152), (12, 343460), (13, 317040), (15, 274768), (16, 257595), (20, 206076), (24, 171730), (26, 158520), (30, 137384), (39, 105680), (40, 103038), (48, 85865), (52, 79260), (60, 68692), (65, 63408), (78, 52840), (80, 51519), (104, 39630), (120, 34346), (130, 31704), (156, 26420), (195, 21136), (208, 19815), (240, 17173), (260, 15852), (312, 13210), (390, 10568), (520, 7926), (624, 6605), (780, 5284), (1040, 3963), (1321, 3120), (1560, 2642)]