27880380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14081}}^1$

素因数の和:14107

約数の個数: 72

約数和(自身を含む): 92265264

約数和(自身を除く): 64384884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 14081, 28162, 42243, 56324, 70405, 84486, 126729, 140810, 154891, 168972, 211215, 253458, 281620, 309782, 422430, 464673, 506916, 619564, 633645, 774455, 844860, 929346, 1267290, 1394019, 1548910, 1858692, 2323365, 2534580, 2788038, 3097820, 4646730, 5576076, 6970095, 9293460, 13940190, 27880380]

約数ペア:

[(1, 27880380), (2, 13940190), (3, 9293460), (4, 6970095), (5, 5576076), (6, 4646730), (9, 3097820), (10, 2788038), (11, 2534580), (12, 2323365), (15, 1858692), (18, 1548910), (20, 1394019), (22, 1267290), (30, 929346), (33, 844860), (36, 774455), (44, 633645), (45, 619564), (55, 506916), (60, 464673), (66, 422430), (90, 309782), (99, 281620), (110, 253458), (132, 211215), (165, 168972), (180, 154891), (198, 140810), (220, 126729), (330, 84486), (396, 70405), (495, 56324), (660, 42243), (990, 28162), (1980, 14081)]