72261720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{22303}}^1$

素因数の和:22326

約数の個数: 80

約数和(自身を含む): 242890560

約数和(自身を除く): 170628840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 22303, 44606, 66909, 89212, 111515, 133818, 178424, 200727, 223030, 267636, 334545, 401454, 446060, 535272, 602181, 669090, 802908, 892120, 1003635, 1204362, 1338180, 1605816, 1806543, 2007270, 2408724, 2676360, 3010905, 3613086, 4014540, 4817448, 6021810, 7226172, 8029080, 9032715, 12043620, 14452344, 18065430, 24087240, 36130860, 72261720]

約数ペア:

[(1, 72261720), (2, 36130860), (3, 24087240), (4, 18065430), (5, 14452344), (6, 12043620), (8, 9032715), (9, 8029080), (10, 7226172), (12, 6021810), (15, 4817448), (18, 4014540), (20, 3613086), (24, 3010905), (27, 2676360), (30, 2408724), (36, 2007270), (40, 1806543), (45, 1605816), (54, 1338180), (60, 1204362), (72, 1003635), (81, 892120), (90, 802908), (108, 669090), (120, 602181), (135, 535272), (162, 446060), (180, 401454), (216, 334545), (270, 267636), (324, 223030), (360, 200727), (405, 178424), (540, 133818), (648, 111515), (810, 89212), (1080, 66909), (1620, 44606), (3240, 22303)]