16804920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 57024000

約数和(自身を除く): 40219080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 439, 440, 580, 638, 660, 696, 870, 878, 957, 1160, 1276, 1317, 1320, 1595, 1740, 1756, 1914, 2195, 2552, 2634, 3190, 3480, 3512, 3828, 4390, 4785, 4829, 5268, 6380, 6585, 7656, 8780, 9570, 9658, 10536, 12731, 12760, 13170, 14487, 17560, 19140, 19316, 24145, 25462, 26340, 28974, 38193, 38280, 38632, 48290, 50924, 52680, 57948, 63655, 72435, 76386, 96580, 101848, 115896, 127310, 140041, 144870, 152772, 190965, 193160, 254620, 280082, 289740, 305544, 381930, 420123, 509240, 560164, 579480, 700205, 763860, 840246, 1120328, 1400410, 1527720, 1680492, 2100615, 2800820, 3360984, 4201230, 5601640, 8402460, 16804920]

約数ペア:

[(1, 16804920), (2, 8402460), (3, 5601640), (4, 4201230), (5, 3360984), (6, 2800820), (8, 2100615), (10, 1680492), (11, 1527720), (12, 1400410), (15, 1120328), (20, 840246), (22, 763860), (24, 700205), (29, 579480), (30, 560164), (33, 509240), (40, 420123), (44, 381930), (55, 305544), (58, 289740), (60, 280082), (66, 254620), (87, 193160), (88, 190965), (110, 152772), (116, 144870), (120, 140041), (132, 127310), (145, 115896), (165, 101848), (174, 96580), (220, 76386), (232, 72435), (264, 63655), (290, 57948), (319, 52680), (330, 50924), (348, 48290), (435, 38632), (439, 38280), (440, 38193), (580, 28974), (638, 26340), (660, 25462), (696, 24145), (870, 19316), (878, 19140), (957, 17560), (1160, 14487), (1276, 13170), (1317, 12760), (1320, 12731), (1595, 10536), (1740, 9658), (1756, 9570), (1914, 8780), (2195, 7656), (2552, 6585), (2634, 6380), (3190, 5268), (3480, 4829), (3512, 4785), (3828, 4390)]