1298981340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{761}}^1$

素因数の和:917

約数の個数: 192

約数和(自身を含む): 4224528000

約数和(自身を除く): 2925546660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 109, 116, 135, 145, 174, 180, 218, 261, 270, 290, 327, 348, 435, 436, 522, 540, 545, 580, 654, 761, 783, 870, 981, 1044, 1090, 1305, 1308, 1522, 1566, 1635, 1740, 1962, 2180, 2283, 2610, 2943, 3044, 3132, 3161, 3270, 3805, 3915, 3924, 4566, 4905, 5220, 5886, 6322, 6540, 6849, 7610, 7830, 9132, 9483, 9810, 11415, 11772, 12644, 13698, 14715, 15220, 15660, 15805, 18966, 19620, 20547, 22069, 22830, 27396, 28449, 29430, 31610, 34245, 37932, 41094, 44138, 45660, 47415, 56898, 58860, 63220, 66207, 68490, 82188, 82949, 85347, 88276, 94830, 102735, 110345, 113796, 132414, 136980, 142245, 165898, 170694, 189660, 198621, 205470, 220690, 248847, 264828, 284490, 331035, 331796, 341388, 397242, 410940, 414745, 426735, 441380, 497694, 568980, 595863, 662070, 746541, 794484, 829490, 853470, 993105, 995388, 1191726, 1244235, 1324140, 1493082, 1658980, 1706940, 1986210, 2239623, 2383452, 2405521, 2488470, 2979315, 2986164, 3732705, 3972420, 4479246, 4811042, 4976940, 5958630, 7216563, 7465410, 8958492, 9622084, 11198115, 11917260, 12027605, 14433126, 14930820, 21649689, 22396230, 24055210, 28866252, 36082815, 43299378, 44792460, 48110420, 64949067, 72165630, 86598756, 108248445, 129898134, 144331260, 216496890, 259796268, 324745335, 432993780, 649490670, 1298981340]

約数ペア:

[(1, 1298981340), (2, 649490670), (3, 432993780), (4, 324745335), (5, 259796268), (6, 216496890), (9, 144331260), (10, 129898134), (12, 108248445), (15, 86598756), (18, 72165630), (20, 64949067), (27, 48110420), (29, 44792460), (30, 43299378), (36, 36082815), (45, 28866252), (54, 24055210), (58, 22396230), (60, 21649689), (87, 14930820), (90, 14433126), (108, 12027605), (109, 11917260), (116, 11198115), (135, 9622084), (145, 8958492), (174, 7465410), (180, 7216563), (218, 5958630), (261, 4976940), (270, 4811042), (290, 4479246), (327, 3972420), (348, 3732705), (435, 2986164), (436, 2979315), (522, 2488470), (540, 2405521), (545, 2383452), (580, 2239623), (654, 1986210), (761, 1706940), (783, 1658980), (870, 1493082), (981, 1324140), (1044, 1244235), (1090, 1191726), (1305, 995388), (1308, 993105), (1522, 853470), (1566, 829490), (1635, 794484), (1740, 746541), (1962, 662070), (2180, 595863), (2283, 568980), (2610, 497694), (2943, 441380), (3044, 426735), (3132, 414745), (3161, 410940), (3270, 397242), (3805, 341388), (3915, 331796), (3924, 331035), (4566, 284490), (4905, 264828), (5220, 248847), (5886, 220690), (6322, 205470), (6540, 198621), (6849, 189660), (7610, 170694), (7830, 165898), (9132, 142245), (9483, 136980), (9810, 132414), (11415, 113796), (11772, 110345), (12644, 102735), (13698, 94830), (14715, 88276), (15220, 85347), (15660, 82949), (15805, 82188), (18966, 68490), (19620, 66207), (20547, 63220), (22069, 58860), (22830, 56898), (27396, 47415), (28449, 45660), (29430, 44138), (31610, 41094), (34245, 37932)]