17917920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1$

素因数の和:585

約数の個数: 144

約数和(自身を含む): 63921312

約数和(自身を除く): 46003392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 541, 552, 690, 720, 736, 828, 920, 1035, 1082, 1104, 1380, 1440, 1623, 1656, 1840, 2070, 2164, 2208, 2705, 2760, 3246, 3312, 3680, 4140, 4328, 4869, 5410, 5520, 6492, 6624, 8115, 8280, 8656, 9738, 10820, 11040, 12443, 12984, 16230, 16560, 17312, 19476, 21640, 24345, 24886, 25968, 32460, 33120, 37329, 38952, 43280, 48690, 49772, 51936, 62215, 64920, 74658, 77904, 86560, 97380, 99544, 111987, 124430, 129840, 149316, 155808, 186645, 194760, 199088, 223974, 248860, 259680, 298632, 373290, 389520, 398176, 447948, 497720, 559935, 597264, 746580, 779040, 895896, 995440, 1119870, 1194528, 1493160, 1791792, 1990880, 2239740, 2986320, 3583584, 4479480, 5972640, 8958960, 17917920]

約数ペア:

[(1, 17917920), (2, 8958960), (3, 5972640), (4, 4479480), (5, 3583584), (6, 2986320), (8, 2239740), (9, 1990880), (10, 1791792), (12, 1493160), (15, 1194528), (16, 1119870), (18, 995440), (20, 895896), (23, 779040), (24, 746580), (30, 597264), (32, 559935), (36, 497720), (40, 447948), (45, 398176), (46, 389520), (48, 373290), (60, 298632), (69, 259680), (72, 248860), (80, 223974), (90, 199088), (92, 194760), (96, 186645), (115, 155808), (120, 149316), (138, 129840), (144, 124430), (160, 111987), (180, 99544), (184, 97380), (207, 86560), (230, 77904), (240, 74658), (276, 64920), (288, 62215), (345, 51936), (360, 49772), (368, 48690), (414, 43280), (460, 38952), (480, 37329), (541, 33120), (552, 32460), (690, 25968), (720, 24886), (736, 24345), (828, 21640), (920, 19476), (1035, 17312), (1082, 16560), (1104, 16230), (1380, 12984), (1440, 12443), (1623, 11040), (1656, 10820), (1840, 9738), (2070, 8656), (2164, 8280), (2208, 8115), (2705, 6624), (2760, 6492), (3246, 5520), (3312, 5410), (3680, 4869), (4140, 4328)]