28454580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2053}}^1$

素因数の和:2086

約数の個数: 144

約数和(自身を含む): 107662464

約数和(自身を除く): 79207884

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, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2053, 2310, 2772, 3465, 4106, 4620, 6159, 6930, 8212, 10265, 12318, 13860, 14371, 18477, 20530, 22583, 24636, 28742, 30795, 36954, 41060, 43113, 45166, 57484, 61590, 67749, 71855, 73908, 86226, 90332, 92385, 112915, 123180, 129339, 135498, 143710, 158081, 172452, 184770, 203247, 215565, 225830, 258678, 270996, 287420, 316162, 338745, 369540, 406494, 431130, 451660, 474243, 517356, 632324, 646695, 677490, 790405, 812988, 862260, 948486, 1016235, 1293390, 1354980, 1422729, 1580810, 1896972, 2032470, 2371215, 2586780, 2845458, 3161620, 4064940, 4742430, 5690916, 7113645, 9484860, 14227290, 28454580]

約数ペア:

[(1, 28454580), (2, 14227290), (3, 9484860), (4, 7113645), (5, 5690916), (6, 4742430), (7, 4064940), (9, 3161620), (10, 2845458), (11, 2586780), (12, 2371215), (14, 2032470), (15, 1896972), (18, 1580810), (20, 1422729), (21, 1354980), (22, 1293390), (28, 1016235), (30, 948486), (33, 862260), (35, 812988), (36, 790405), (42, 677490), (44, 646695), (45, 632324), (55, 517356), (60, 474243), (63, 451660), (66, 431130), (70, 406494), (77, 369540), (84, 338745), (90, 316162), (99, 287420), (105, 270996), (110, 258678), (126, 225830), (132, 215565), (140, 203247), (154, 184770), (165, 172452), (180, 158081), (198, 143710), (210, 135498), (220, 129339), (231, 123180), (252, 112915), (308, 92385), (315, 90332), (330, 86226), (385, 73908), (396, 71855), (420, 67749), (462, 61590), (495, 57484), (630, 45166), (660, 43113), (693, 41060), (770, 36954), (924, 30795), (990, 28742), (1155, 24636), (1260, 22583), (1386, 20530), (1540, 18477), (1980, 14371), (2053, 13860), (2310, 12318), (2772, 10265), (3465, 8212), (4106, 6930), (4620, 6159)]