28304760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:589

約数の個数: 128

約数和(自身を含む): 95074560

約数和(自身を除く): 66769800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 328, 330, 410, 440, 451, 492, 523, 615, 660, 820, 902, 984, 1046, 1230, 1320, 1353, 1569, 1640, 1804, 2092, 2255, 2460, 2615, 2706, 3138, 3608, 4184, 4510, 4920, 5230, 5412, 5753, 6276, 6765, 7845, 9020, 10460, 10824, 11506, 12552, 13530, 15690, 17259, 18040, 20920, 21443, 23012, 27060, 28765, 31380, 34518, 42886, 46024, 54120, 57530, 62760, 64329, 69036, 85772, 86295, 107215, 115060, 128658, 138072, 171544, 172590, 214430, 230120, 235873, 257316, 321645, 345180, 428860, 471746, 514632, 643290, 690360, 707619, 857720, 943492, 1179365, 1286580, 1415238, 1886984, 2358730, 2573160, 2830476, 3538095, 4717460, 5660952, 7076190, 9434920, 14152380, 28304760]

約数ペア:

[(1, 28304760), (2, 14152380), (3, 9434920), (4, 7076190), (5, 5660952), (6, 4717460), (8, 3538095), (10, 2830476), (11, 2573160), (12, 2358730), (15, 1886984), (20, 1415238), (22, 1286580), (24, 1179365), (30, 943492), (33, 857720), (40, 707619), (41, 690360), (44, 643290), (55, 514632), (60, 471746), (66, 428860), (82, 345180), (88, 321645), (110, 257316), (120, 235873), (123, 230120), (132, 214430), (164, 172590), (165, 171544), (205, 138072), (220, 128658), (246, 115060), (264, 107215), (328, 86295), (330, 85772), (410, 69036), (440, 64329), (451, 62760), (492, 57530), (523, 54120), (615, 46024), (660, 42886), (820, 34518), (902, 31380), (984, 28765), (1046, 27060), (1230, 23012), (1320, 21443), (1353, 20920), (1569, 18040), (1640, 17259), (1804, 15690), (2092, 13530), (2255, 12552), (2460, 11506), (2615, 10824), (2706, 10460), (3138, 9020), (3608, 7845), (4184, 6765), (4510, 6276), (4920, 5753), (5230, 5412)]