28227960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:522

約数の個数: 128

約数和(自身を含む): 95904000

約数和(自身を除く): 67676040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 354, 360, 443, 472, 531, 540, 590, 708, 885, 886, 1062, 1080, 1180, 1329, 1416, 1593, 1770, 1772, 2124, 2215, 2360, 2655, 2658, 3186, 3540, 3544, 3987, 4248, 4430, 5310, 5316, 6372, 6645, 7080, 7965, 7974, 8860, 10620, 10632, 11961, 12744, 13290, 15930, 15948, 17720, 19935, 21240, 23922, 26137, 26580, 31860, 31896, 39870, 47844, 52274, 53160, 59805, 63720, 78411, 79740, 95688, 104548, 119610, 130685, 156822, 159480, 209096, 235233, 239220, 261370, 313644, 392055, 470466, 478440, 522740, 627288, 705699, 784110, 940932, 1045480, 1176165, 1411398, 1568220, 1881864, 2352330, 2822796, 3136440, 3528495, 4704660, 5645592, 7056990, 9409320, 14113980, 28227960]

約数ペア:

[(1, 28227960), (2, 14113980), (3, 9409320), (4, 7056990), (5, 5645592), (6, 4704660), (8, 3528495), (9, 3136440), (10, 2822796), (12, 2352330), (15, 1881864), (18, 1568220), (20, 1411398), (24, 1176165), (27, 1045480), (30, 940932), (36, 784110), (40, 705699), (45, 627288), (54, 522740), (59, 478440), (60, 470466), (72, 392055), (90, 313644), (108, 261370), (118, 239220), (120, 235233), (135, 209096), (177, 159480), (180, 156822), (216, 130685), (236, 119610), (270, 104548), (295, 95688), (354, 79740), (360, 78411), (443, 63720), (472, 59805), (531, 53160), (540, 52274), (590, 47844), (708, 39870), (885, 31896), (886, 31860), (1062, 26580), (1080, 26137), (1180, 23922), (1329, 21240), (1416, 19935), (1593, 17720), (1770, 15948), (1772, 15930), (2124, 13290), (2215, 12744), (2360, 11961), (2655, 10632), (2658, 10620), (3186, 8860), (3540, 7974), (3544, 7965), (3987, 7080), (4248, 6645), (4430, 6372), (5310, 5316)]