8135820

素因数分解:

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

素因数の和:620

約数の個数: 144

約数和(自身を含む): 30820608

約数和(自身を除く): 22684788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 587, 630, 660, 693, 770, 924, 990, 1155, 1174, 1260, 1386, 1540, 1761, 1980, 2310, 2348, 2772, 2935, 3465, 3522, 4109, 4620, 5283, 5870, 6457, 6930, 7044, 8218, 8805, 10566, 11740, 12327, 12914, 13860, 16436, 17610, 19371, 20545, 21132, 24654, 25828, 26415, 32285, 35220, 36981, 38742, 41090, 45199, 49308, 52830, 58113, 61635, 64570, 73962, 77484, 82180, 90398, 96855, 105660, 116226, 123270, 129140, 135597, 147924, 180796, 184905, 193710, 225995, 232452, 246540, 271194, 290565, 369810, 387420, 406791, 451990, 542388, 581130, 677985, 739620, 813582, 903980, 1162260, 1355970, 1627164, 2033955, 2711940, 4067910, 8135820]

約数ペア:

[(1, 8135820), (2, 4067910), (3, 2711940), (4, 2033955), (5, 1627164), (6, 1355970), (7, 1162260), (9, 903980), (10, 813582), (11, 739620), (12, 677985), (14, 581130), (15, 542388), (18, 451990), (20, 406791), (21, 387420), (22, 369810), (28, 290565), (30, 271194), (33, 246540), (35, 232452), (36, 225995), (42, 193710), (44, 184905), (45, 180796), (55, 147924), (60, 135597), (63, 129140), (66, 123270), (70, 116226), (77, 105660), (84, 96855), (90, 90398), (99, 82180), (105, 77484), (110, 73962), (126, 64570), (132, 61635), (140, 58113), (154, 52830), (165, 49308), (180, 45199), (198, 41090), (210, 38742), (220, 36981), (231, 35220), (252, 32285), (308, 26415), (315, 25828), (330, 24654), (385, 21132), (396, 20545), (420, 19371), (462, 17610), (495, 16436), (587, 13860), (630, 12914), (660, 12327), (693, 11740), (770, 10566), (924, 8805), (990, 8218), (1155, 7044), (1174, 6930), (1260, 6457), (1386, 5870), (1540, 5283), (1761, 4620), (1980, 4109), (2310, 3522), (2348, 3465), (2772, 2935)]