994321840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{1483}}^1$

素因数の和:1559

約数の個数: 120

約数和(自身を含む): 2542181040

約数和(自身を除く): 1547859200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 289, 290, 340, 464, 493, 578, 580, 680, 986, 1156, 1160, 1360, 1445, 1483, 1972, 2312, 2320, 2465, 2890, 2966, 3944, 4624, 4930, 5780, 5932, 7415, 7888, 8381, 9860, 11560, 11864, 14830, 16762, 19720, 23120, 23728, 25211, 29660, 33524, 39440, 41905, 43007, 50422, 59320, 67048, 83810, 86014, 100844, 118640, 126055, 134096, 167620, 172028, 201688, 215035, 252110, 335240, 344056, 403376, 428587, 430070, 504220, 670480, 688112, 731119, 857174, 860140, 1008440, 1462238, 1714348, 1720280, 2016880, 2142935, 2924476, 3428696, 3440560, 3655595, 4285870, 5848952, 6857392, 7311190, 8571740, 11697904, 12429023, 14622380, 17143480, 24858046, 29244760, 34286960, 49716092, 58489520, 62145115, 99432184, 124290230, 198864368, 248580460, 497160920, 994321840]

約数ペア:

[(1, 994321840), (2, 497160920), (4, 248580460), (5, 198864368), (8, 124290230), (10, 99432184), (16, 62145115), (17, 58489520), (20, 49716092), (29, 34286960), (34, 29244760), (40, 24858046), (58, 17143480), (68, 14622380), (80, 12429023), (85, 11697904), (116, 8571740), (136, 7311190), (145, 6857392), (170, 5848952), (232, 4285870), (272, 3655595), (289, 3440560), (290, 3428696), (340, 2924476), (464, 2142935), (493, 2016880), (578, 1720280), (580, 1714348), (680, 1462238), (986, 1008440), (1156, 860140), (1160, 857174), (1360, 731119), (1445, 688112), (1483, 670480), (1972, 504220), (2312, 430070), (2320, 428587), (2465, 403376), (2890, 344056), (2966, 335240), (3944, 252110), (4624, 215035), (4930, 201688), (5780, 172028), (5932, 167620), (7415, 134096), (7888, 126055), (8381, 118640), (9860, 100844), (11560, 86014), (11864, 83810), (14830, 67048), (16762, 59320), (19720, 50422), (23120, 43007), (23728, 41905), (25211, 39440), (29660, 33524)]