197881920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{619}}^1$

素因数の和:682

約数の個数: 224

約数和(自身を含む): 718108800

約数和(自身を除く): 520226880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 64, 72, 74, 80, 90, 96, 108, 111, 120, 135, 144, 148, 160, 180, 185, 192, 216, 222, 240, 270, 288, 296, 320, 333, 360, 370, 432, 444, 480, 540, 555, 576, 592, 619, 666, 720, 740, 864, 888, 960, 999, 1080, 1110, 1184, 1238, 1332, 1440, 1480, 1665, 1728, 1776, 1857, 1998, 2160, 2220, 2368, 2476, 2664, 2880, 2960, 3095, 3330, 3552, 3714, 3996, 4320, 4440, 4952, 4995, 5328, 5571, 5920, 6190, 6660, 7104, 7428, 7992, 8640, 8880, 9285, 9904, 9990, 10656, 11142, 11840, 12380, 13320, 14856, 15984, 16713, 17760, 18570, 19808, 19980, 21312, 22284, 22903, 24760, 26640, 27855, 29712, 31968, 33426, 35520, 37140, 39616, 39960, 44568, 45806, 49520, 53280, 55710, 59424, 63936, 66852, 68709, 74280, 79920, 83565, 89136, 91612, 99040, 106560, 111420, 114515, 118848, 133704, 137418, 148560, 159840, 167130, 178272, 183224, 198080, 206127, 222840, 229030, 267408, 274836, 297120, 319680, 334260, 343545, 356544, 366448, 412254, 445680, 458060, 534816, 549672, 594240, 618381, 668520, 687090, 732896, 824508, 891360, 916120, 1030635, 1069632, 1099344, 1236762, 1337040, 1374180, 1465792, 1649016, 1782720, 1832240, 2061270, 2198688, 2473524, 2674080, 2748360, 3091905, 3298032, 3664480, 4122540, 4397376, 4947048, 5348160, 5496720, 6183810, 6596064, 7328960, 8245080, 9894096, 10993440, 12367620, 13192128, 16490160, 19788192, 21986880, 24735240, 32980320, 39576384, 49470480, 65960640, 98940960, 197881920]

約数ペア:

[(1, 197881920), (2, 98940960), (3, 65960640), (4, 49470480), (5, 39576384), (6, 32980320), (8, 24735240), (9, 21986880), (10, 19788192), (12, 16490160), (15, 13192128), (16, 12367620), (18, 10993440), (20, 9894096), (24, 8245080), (27, 7328960), (30, 6596064), (32, 6183810), (36, 5496720), (37, 5348160), (40, 4947048), (45, 4397376), (48, 4122540), (54, 3664480), (60, 3298032), (64, 3091905), (72, 2748360), (74, 2674080), (80, 2473524), (90, 2198688), (96, 2061270), (108, 1832240), (111, 1782720), (120, 1649016), (135, 1465792), (144, 1374180), (148, 1337040), (160, 1236762), (180, 1099344), (185, 1069632), (192, 1030635), (216, 916120), (222, 891360), (240, 824508), (270, 732896), (288, 687090), (296, 668520), (320, 618381), (333, 594240), (360, 549672), (370, 534816), (432, 458060), (444, 445680), (480, 412254), (540, 366448), (555, 356544), (576, 343545), (592, 334260), (619, 319680), (666, 297120), (720, 274836), (740, 267408), (864, 229030), (888, 222840), (960, 206127), (999, 198080), (1080, 183224), (1110, 178272), (1184, 167130), (1238, 159840), (1332, 148560), (1440, 137418), (1480, 133704), (1665, 118848), (1728, 114515), (1776, 111420), (1857, 106560), (1998, 99040), (2160, 91612), (2220, 89136), (2368, 83565), (2476, 79920), (2664, 74280), (2880, 68709), (2960, 66852), (3095, 63936), (3330, 59424), (3552, 55710), (3714, 53280), (3996, 49520), (4320, 45806), (4440, 44568), (4952, 39960), (4995, 39616), (5328, 37140), (5571, 35520), (5920, 33426), (6190, 31968), (6660, 29712), (7104, 27855), (7428, 26640), (7992, 24760), (8640, 22903), (8880, 22284), (9285, 21312), (9904, 19980), (9990, 19808), (10656, 18570), (11142, 17760), (11840, 16713), (12380, 15984), (13320, 14856)]