12802020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 47609856

約数和(自身を除く): 34807836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 163, 165, 170, 187, 204, 210, 220, 231, 238, 255, 308, 326, 330, 340, 357, 374, 385, 420, 462, 476, 489, 510, 561, 595, 652, 660, 714, 748, 770, 815, 924, 935, 978, 1020, 1122, 1141, 1155, 1190, 1309, 1428, 1540, 1630, 1785, 1793, 1870, 1956, 2244, 2282, 2310, 2380, 2445, 2618, 2771, 2805, 3260, 3423, 3570, 3586, 3740, 3927, 4564, 4620, 4890, 5236, 5379, 5542, 5610, 5705, 6545, 6846, 7140, 7172, 7854, 8313, 8965, 9780, 10758, 11084, 11220, 11410, 12551, 13090, 13692, 13855, 15708, 16626, 17115, 17930, 19397, 19635, 21516, 22820, 25102, 26180, 26895, 27710, 30481, 33252, 34230, 35860, 37653, 38794, 39270, 41565, 50204, 53790, 55420, 58191, 60962, 62755, 68460, 75306, 77588, 78540, 83130, 91443, 96985, 107580, 116382, 121924, 125510, 150612, 152405, 166260, 182886, 188265, 193970, 213367, 232764, 251020, 290955, 304810, 365772, 376530, 387940, 426734, 457215, 581910, 609620, 640101, 753060, 853468, 914430, 1066835, 1163820, 1280202, 1828860, 2133670, 2560404, 3200505, 4267340, 6401010, 12802020]

約数ペア:

[(1, 12802020), (2, 6401010), (3, 4267340), (4, 3200505), (5, 2560404), (6, 2133670), (7, 1828860), (10, 1280202), (11, 1163820), (12, 1066835), (14, 914430), (15, 853468), (17, 753060), (20, 640101), (21, 609620), (22, 581910), (28, 457215), (30, 426734), (33, 387940), (34, 376530), (35, 365772), (42, 304810), (44, 290955), (51, 251020), (55, 232764), (60, 213367), (66, 193970), (68, 188265), (70, 182886), (77, 166260), (84, 152405), (85, 150612), (102, 125510), (105, 121924), (110, 116382), (119, 107580), (132, 96985), (140, 91443), (154, 83130), (163, 78540), (165, 77588), (170, 75306), (187, 68460), (204, 62755), (210, 60962), (220, 58191), (231, 55420), (238, 53790), (255, 50204), (308, 41565), (326, 39270), (330, 38794), (340, 37653), (357, 35860), (374, 34230), (385, 33252), (420, 30481), (462, 27710), (476, 26895), (489, 26180), (510, 25102), (561, 22820), (595, 21516), (652, 19635), (660, 19397), (714, 17930), (748, 17115), (770, 16626), (815, 15708), (924, 13855), (935, 13692), (978, 13090), (1020, 12551), (1122, 11410), (1141, 11220), (1155, 11084), (1190, 10758), (1309, 9780), (1428, 8965), (1540, 8313), (1630, 7854), (1785, 7172), (1793, 7140), (1870, 6846), (1956, 6545), (2244, 5705), (2282, 5610), (2310, 5542), (2380, 5379), (2445, 5236), (2618, 4890), (2771, 4620), (2805, 4564), (3260, 3927), (3423, 3740), (3570, 3586)]