208819380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{587}}^1$

素因数の和:635

約数の個数: 216

約数和(自身を含む): 748881504

約数和(自身を除く): 540062124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 121, 132, 140, 147, 154, 165, 196, 210, 220, 231, 242, 245, 294, 308, 330, 363, 385, 420, 462, 484, 490, 539, 587, 588, 605, 660, 726, 735, 770, 847, 924, 980, 1078, 1155, 1174, 1210, 1452, 1470, 1540, 1617, 1694, 1761, 1815, 2156, 2310, 2348, 2420, 2541, 2695, 2935, 2940, 3234, 3388, 3522, 3630, 4109, 4235, 4620, 5082, 5390, 5870, 5929, 6457, 6468, 7044, 7260, 8085, 8218, 8470, 8805, 10164, 10780, 11740, 11858, 12327, 12705, 12914, 16170, 16436, 16940, 17610, 17787, 19371, 20545, 23716, 24654, 25410, 25828, 28763, 29645, 32285, 32340, 35220, 35574, 38742, 41090, 45199, 49308, 50820, 57526, 59290, 61635, 64570, 71027, 71148, 77484, 82180, 86289, 88935, 90398, 96855, 115052, 118580, 123270, 129140, 135597, 142054, 143815, 172578, 177870, 180796, 193710, 213081, 225995, 246540, 271194, 284108, 287630, 316393, 345156, 355135, 355740, 387420, 426162, 431445, 451990, 497189, 542388, 575260, 632786, 677985, 710270, 852324, 862890, 903980, 949179, 994378, 1065405, 1265572, 1355970, 1420540, 1491567, 1581965, 1725780, 1898358, 1988756, 2130810, 2485945, 2711940, 2983134, 3163930, 3480323, 3796716, 4261620, 4745895, 4971890, 5966268, 6327860, 6960646, 7457835, 9491790, 9943780, 10440969, 13921292, 14915670, 17401615, 18983580, 20881938, 29831340, 34803230, 41763876, 52204845, 69606460, 104409690, 208819380]

約数ペア:

[(1, 208819380), (2, 104409690), (3, 69606460), (4, 52204845), (5, 41763876), (6, 34803230), (7, 29831340), (10, 20881938), (11, 18983580), (12, 17401615), (14, 14915670), (15, 13921292), (20, 10440969), (21, 9943780), (22, 9491790), (28, 7457835), (30, 6960646), (33, 6327860), (35, 5966268), (42, 4971890), (44, 4745895), (49, 4261620), (55, 3796716), (60, 3480323), (66, 3163930), (70, 2983134), (77, 2711940), (84, 2485945), (98, 2130810), (105, 1988756), (110, 1898358), (121, 1725780), (132, 1581965), (140, 1491567), (147, 1420540), (154, 1355970), (165, 1265572), (196, 1065405), (210, 994378), (220, 949179), (231, 903980), (242, 862890), (245, 852324), (294, 710270), (308, 677985), (330, 632786), (363, 575260), (385, 542388), (420, 497189), (462, 451990), (484, 431445), (490, 426162), (539, 387420), (587, 355740), (588, 355135), (605, 345156), (660, 316393), (726, 287630), (735, 284108), (770, 271194), (847, 246540), (924, 225995), (980, 213081), (1078, 193710), (1155, 180796), (1174, 177870), (1210, 172578), (1452, 143815), (1470, 142054), (1540, 135597), (1617, 129140), (1694, 123270), (1761, 118580), (1815, 115052), (2156, 96855), (2310, 90398), (2348, 88935), (2420, 86289), (2541, 82180), (2695, 77484), (2935, 71148), (2940, 71027), (3234, 64570), (3388, 61635), (3522, 59290), (3630, 57526), (4109, 50820), (4235, 49308), (4620, 45199), (5082, 41090), (5390, 38742), (5870, 35574), (5929, 35220), (6457, 32340), (6468, 32285), (7044, 29645), (7260, 28763), (8085, 25828), (8218, 25410), (8470, 24654), (8805, 23716), (10164, 20545), (10780, 19371), (11740, 17787), (11858, 17610), (12327, 16940), (12705, 16436), (12914, 16170)]