28882260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 99066240

約数和(自身を除く): 70183980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 290, 319, 330, 348, 396, 435, 495, 503, 522, 580, 638, 660, 870, 957, 990, 1006, 1044, 1276, 1305, 1509, 1595, 1740, 1914, 1980, 2012, 2515, 2610, 2871, 3018, 3190, 3828, 4527, 4785, 5030, 5220, 5533, 5742, 6036, 6380, 7545, 9054, 9570, 10060, 11066, 11484, 14355, 14587, 15090, 16599, 18108, 19140, 22132, 22635, 27665, 28710, 29174, 30180, 33198, 43761, 45270, 49797, 55330, 57420, 58348, 66396, 72935, 82995, 87522, 90540, 99594, 110660, 131283, 145870, 160457, 165990, 175044, 199188, 218805, 248985, 262566, 291740, 320914, 331980, 437610, 481371, 497970, 525132, 641828, 656415, 802285, 875220, 962742, 995940, 1312830, 1444113, 1604570, 1925484, 2406855, 2625660, 2888226, 3209140, 4813710, 5776452, 7220565, 9627420, 14441130, 28882260]

約数ペア:

[(1, 28882260), (2, 14441130), (3, 9627420), (4, 7220565), (5, 5776452), (6, 4813710), (9, 3209140), (10, 2888226), (11, 2625660), (12, 2406855), (15, 1925484), (18, 1604570), (20, 1444113), (22, 1312830), (29, 995940), (30, 962742), (33, 875220), (36, 802285), (44, 656415), (45, 641828), (55, 525132), (58, 497970), (60, 481371), (66, 437610), (87, 331980), (90, 320914), (99, 291740), (110, 262566), (116, 248985), (132, 218805), (145, 199188), (165, 175044), (174, 165990), (180, 160457), (198, 145870), (220, 131283), (261, 110660), (290, 99594), (319, 90540), (330, 87522), (348, 82995), (396, 72935), (435, 66396), (495, 58348), (503, 57420), (522, 55330), (580, 49797), (638, 45270), (660, 43761), (870, 33198), (957, 30180), (990, 29174), (1006, 28710), (1044, 27665), (1276, 22635), (1305, 22132), (1509, 19140), (1595, 18108), (1740, 16599), (1914, 15090), (1980, 14587), (2012, 14355), (2515, 11484), (2610, 11066), (2871, 10060), (3018, 9570), (3190, 9054), (3828, 7545), (4527, 6380), (4785, 6036), (5030, 5742), (5220, 5533)]