128653560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2730

約数の個数: 192

約数和(自身を含む): 503193600

約数和(自身を除く): 374540040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 2687, 3192, 3420, 3990, 4788, 5320, 5374, 5985, 6840, 7980, 8061, 9576, 10748, 11970, 13435, 15960, 16122, 18809, 21496, 23940, 24183, 26870, 32244, 37618, 40305, 47880, 48366, 51053, 53740, 56427, 64488, 75236, 80610, 94045, 96732, 102106, 107480, 112854, 120915, 150472, 153159, 161220, 169281, 188090, 193464, 204212, 225708, 241830, 255265, 282135, 306318, 322440, 338562, 357371, 376180, 408424, 451416, 459477, 483660, 510530, 564270, 612636, 677124, 714742, 752360, 765795, 846405, 918954, 967320, 1021060, 1072113, 1128540, 1225272, 1354248, 1429484, 1531590, 1692810, 1786855, 1837908, 2042120, 2144226, 2257080, 2297385, 2858968, 3063180, 3216339, 3385620, 3573710, 3675816, 4288452, 4594770, 5360565, 6126360, 6432678, 6771240, 7147420, 8576904, 9189540, 10721130, 12865356, 14294840, 16081695, 18379080, 21442260, 25730712, 32163390, 42884520, 64326780, 128653560]

約数ペア:

[(1, 128653560), (2, 64326780), (3, 42884520), (4, 32163390), (5, 25730712), (6, 21442260), (7, 18379080), (8, 16081695), (9, 14294840), (10, 12865356), (12, 10721130), (14, 9189540), (15, 8576904), (18, 7147420), (19, 6771240), (20, 6432678), (21, 6126360), (24, 5360565), (28, 4594770), (30, 4288452), (35, 3675816), (36, 3573710), (38, 3385620), (40, 3216339), (42, 3063180), (45, 2858968), (56, 2297385), (57, 2257080), (60, 2144226), (63, 2042120), (70, 1837908), (72, 1786855), (76, 1692810), (84, 1531590), (90, 1429484), (95, 1354248), (105, 1225272), (114, 1128540), (120, 1072113), (126, 1021060), (133, 967320), (140, 918954), (152, 846405), (168, 765795), (171, 752360), (180, 714742), (190, 677124), (210, 612636), (228, 564270), (252, 510530), (266, 483660), (280, 459477), (285, 451416), (315, 408424), (342, 376180), (360, 357371), (380, 338562), (399, 322440), (420, 306318), (456, 282135), (504, 255265), (532, 241830), (570, 225708), (630, 204212), (665, 193464), (684, 188090), (760, 169281), (798, 161220), (840, 153159), (855, 150472), (1064, 120915), (1140, 112854), (1197, 107480), (1260, 102106), (1330, 96732), (1368, 94045), (1596, 80610), (1710, 75236), (1995, 64488), (2280, 56427), (2394, 53740), (2520, 51053), (2660, 48366), (2687, 47880), (3192, 40305), (3420, 37618), (3990, 32244), (4788, 26870), (5320, 24183), (5374, 23940), (5985, 21496), (6840, 18809), (7980, 16122), (8061, 15960), (9576, 13435), (10748, 11970)]