171545920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:217

約数の個数: 224

約数和(自身を含む): 518208768

約数和(自身を除く): 346662848

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 64, 65, 70, 80, 86, 91, 104, 112, 130, 137, 140, 160, 172, 182, 208, 215, 224, 260, 274, 280, 301, 320, 344, 364, 416, 430, 448, 455, 520, 548, 559, 560, 602, 685, 688, 728, 832, 860, 910, 959, 1040, 1096, 1118, 1120, 1204, 1370, 1376, 1456, 1505, 1720, 1781, 1820, 1918, 2080, 2192, 2236, 2240, 2408, 2740, 2752, 2795, 2912, 3010, 3440, 3562, 3640, 3836, 3913, 4160, 4384, 4472, 4795, 4816, 5480, 5590, 5824, 5891, 6020, 6880, 7124, 7280, 7672, 7826, 8768, 8905, 8944, 9590, 9632, 10960, 11180, 11782, 12040, 12467, 13760, 14248, 14560, 15344, 15652, 17810, 17888, 19180, 19264, 19565, 21920, 22360, 23564, 24080, 24934, 28496, 29120, 29455, 30688, 31304, 35620, 35776, 38360, 39130, 41237, 43840, 44720, 47128, 48160, 49868, 56992, 58910, 61376, 62335, 62608, 71240, 76583, 76720, 78260, 82474, 89440, 94256, 96320, 99736, 113984, 117820, 124670, 125216, 142480, 153166, 153440, 156520, 164948, 178880, 188512, 199472, 206185, 235640, 249340, 250432, 284960, 306332, 306880, 313040, 329896, 377024, 382915, 398944, 412370, 471280, 498680, 536081, 569920, 612664, 626080, 659792, 765830, 797888, 824740, 942560, 997360, 1072162, 1225328, 1252160, 1319584, 1531660, 1649480, 1885120, 1994720, 2144324, 2450656, 2639168, 2680405, 3063320, 3298960, 3989440, 4288648, 4901312, 5360810, 6126640, 6597920, 8577296, 10721620, 12253280, 13195840, 17154592, 21443240, 24506560, 34309184, 42886480, 85772960, 171545920]

約数ペア:

[(1, 171545920), (2, 85772960), (4, 42886480), (5, 34309184), (7, 24506560), (8, 21443240), (10, 17154592), (13, 13195840), (14, 12253280), (16, 10721620), (20, 8577296), (26, 6597920), (28, 6126640), (32, 5360810), (35, 4901312), (40, 4288648), (43, 3989440), (52, 3298960), (56, 3063320), (64, 2680405), (65, 2639168), (70, 2450656), (80, 2144324), (86, 1994720), (91, 1885120), (104, 1649480), (112, 1531660), (130, 1319584), (137, 1252160), (140, 1225328), (160, 1072162), (172, 997360), (182, 942560), (208, 824740), (215, 797888), (224, 765830), (260, 659792), (274, 626080), (280, 612664), (301, 569920), (320, 536081), (344, 498680), (364, 471280), (416, 412370), (430, 398944), (448, 382915), (455, 377024), (520, 329896), (548, 313040), (559, 306880), (560, 306332), (602, 284960), (685, 250432), (688, 249340), (728, 235640), (832, 206185), (860, 199472), (910, 188512), (959, 178880), (1040, 164948), (1096, 156520), (1118, 153440), (1120, 153166), (1204, 142480), (1370, 125216), (1376, 124670), (1456, 117820), (1505, 113984), (1720, 99736), (1781, 96320), (1820, 94256), (1918, 89440), (2080, 82474), (2192, 78260), (2236, 76720), (2240, 76583), (2408, 71240), (2740, 62608), (2752, 62335), (2795, 61376), (2912, 58910), (3010, 56992), (3440, 49868), (3562, 48160), (3640, 47128), (3836, 44720), (3913, 43840), (4160, 41237), (4384, 39130), (4472, 38360), (4795, 35776), (4816, 35620), (5480, 31304), (5590, 30688), (5824, 29455), (5891, 29120), (6020, 28496), (6880, 24934), (7124, 24080), (7280, 23564), (7672, 22360), (7826, 21920), (8768, 19565), (8905, 19264), (8944, 19180), (9590, 17888), (9632, 17810), (10960, 15652), (11180, 15344), (11782, 14560), (12040, 14248), (12467, 13760)]