320760

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{11}}^1$

素因数の和:40

約数の個数: 112

約数和(自身を含む): 1180440

約数和(自身を除く): 859680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 648, 660, 729, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1320, 1458, 1485, 1620, 1782, 1944, 1980, 2376, 2430, 2673, 2916, 2970, 3240, 3564, 3645, 3960, 4455, 4860, 5346, 5832, 5940, 7128, 7290, 8019, 8910, 9720, 10692, 11880, 13365, 14580, 16038, 17820, 21384, 26730, 29160, 32076, 35640, 40095, 53460, 64152, 80190, 106920, 160380, 320760]

約数ペア:

[(1, 320760), (2, 160380), (3, 106920), (4, 80190), (5, 64152), (6, 53460), (8, 40095), (9, 35640), (10, 32076), (11, 29160), (12, 26730), (15, 21384), (18, 17820), (20, 16038), (22, 14580), (24, 13365), (27, 11880), (30, 10692), (33, 9720), (36, 8910), (40, 8019), (44, 7290), (45, 7128), (54, 5940), (55, 5832), (60, 5346), (66, 4860), (72, 4455), (81, 3960), (88, 3645), (90, 3564), (99, 3240), (108, 2970), (110, 2916), (120, 2673), (132, 2430), (135, 2376), (162, 1980), (165, 1944), (180, 1782), (198, 1620), (216, 1485), (220, 1458), (243, 1320), (264, 1215), (270, 1188), (297, 1080), (324, 990), (330, 972), (360, 891), (396, 810), (405, 792), (440, 729), (486, 660), (495, 648), (540, 594)]