204786560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1580

約数の個数: 128

約数和(自身を含む): 562550400

約数和(自身を除く): 357763840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 640, 704, 760, 836, 880, 1045, 1216, 1408, 1520, 1531, 1672, 1760, 2090, 2432, 3040, 3062, 3344, 3520, 4180, 6080, 6124, 6688, 7040, 7655, 8360, 12160, 12248, 13376, 15310, 16720, 16841, 24496, 26752, 29089, 30620, 33440, 33682, 48992, 58178, 61240, 66880, 67364, 84205, 97984, 116356, 122480, 133760, 134728, 145445, 168410, 195968, 232712, 244960, 269456, 290890, 319979, 336820, 465424, 489920, 538912, 581780, 639958, 673640, 930848, 979840, 1077824, 1163560, 1279916, 1347280, 1599895, 1861696, 2155648, 2327120, 2559832, 2694560, 3199790, 3723392, 4654240, 5119664, 5389120, 6399580, 9308480, 10239328, 10778240, 12799160, 18616960, 20478656, 25598320, 40957312, 51196640, 102393280, 204786560]

約数ペア:

[(1, 204786560), (2, 102393280), (4, 51196640), (5, 40957312), (8, 25598320), (10, 20478656), (11, 18616960), (16, 12799160), (19, 10778240), (20, 10239328), (22, 9308480), (32, 6399580), (38, 5389120), (40, 5119664), (44, 4654240), (55, 3723392), (64, 3199790), (76, 2694560), (80, 2559832), (88, 2327120), (95, 2155648), (110, 1861696), (128, 1599895), (152, 1347280), (160, 1279916), (176, 1163560), (190, 1077824), (209, 979840), (220, 930848), (304, 673640), (320, 639958), (352, 581780), (380, 538912), (418, 489920), (440, 465424), (608, 336820), (640, 319979), (704, 290890), (760, 269456), (836, 244960), (880, 232712), (1045, 195968), (1216, 168410), (1408, 145445), (1520, 134728), (1531, 133760), (1672, 122480), (1760, 116356), (2090, 97984), (2432, 84205), (3040, 67364), (3062, 66880), (3344, 61240), (3520, 58178), (4180, 48992), (6080, 33682), (6124, 33440), (6688, 30620), (7040, 29089), (7655, 26752), (8360, 24496), (12160, 16841), (12248, 16720), (13376, 15310)]