1721017440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:574

約数の個数: 288

約数和(自身を含む): 6265939680

約数和(自身を除く): 4544922240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 229, 240, 255, 272, 288, 306, 307, 340, 360, 408, 458, 480, 510, 544, 612, 614, 680, 687, 720, 765, 816, 916, 921, 1020, 1145, 1224, 1228, 1360, 1374, 1440, 1530, 1535, 1632, 1832, 1842, 2040, 2061, 2290, 2448, 2456, 2720, 2748, 2763, 3060, 3070, 3435, 3664, 3684, 3893, 4080, 4122, 4580, 4605, 4896, 4912, 5219, 5496, 5526, 6120, 6140, 6870, 7328, 7368, 7786, 8160, 8244, 9160, 9210, 9824, 10305, 10438, 10992, 11052, 11679, 12240, 12280, 13740, 13815, 14736, 15572, 15657, 16488, 18320, 18420, 19465, 20610, 20876, 21984, 22104, 23358, 24480, 24560, 26095, 27480, 27630, 29472, 31144, 31314, 32976, 35037, 36640, 36840, 38930, 41220, 41752, 44208, 46716, 46971, 49120, 52190, 54960, 55260, 58395, 62288, 62628, 65952, 70074, 70303, 73680, 77860, 78285, 82440, 83504, 88416, 93432, 93942, 104380, 109920, 110520, 116790, 124576, 125256, 140148, 140606, 147360, 155720, 156570, 164880, 167008, 175185, 186864, 187884, 208760, 210909, 221040, 233580, 234855, 250512, 280296, 281212, 311440, 313140, 329760, 350370, 351515, 373728, 375768, 417520, 421818, 442080, 467160, 469710, 501024, 560592, 562424, 622880, 626280, 632727, 700740, 703030, 751536, 835040, 843636, 934320, 939420, 1054545, 1121184, 1124848, 1195151, 1252560, 1265454, 1401480, 1406060, 1503072, 1687272, 1868640, 1878840, 2109090, 2249696, 2390302, 2505120, 2530908, 2802960, 2812120, 3163635, 3374544, 3585453, 3757680, 4218180, 4780604, 5061816, 5605920, 5624240, 5975755, 6327270, 6749088, 7170906, 7515360, 8436360, 9561208, 10123632, 10756359, 11248480, 11951510, 12654540, 14341812, 16872720, 17927265, 19122416, 20247264, 21512718, 23903020, 25309080, 28683624, 33745440, 35854530, 38244832, 43025436, 47806040, 50618160, 53781795, 57367248, 71709060, 86050872, 95612080, 101236320, 107563590, 114734496, 143418120, 172101744, 191224160, 215127180, 286836240, 344203488, 430254360, 573672480, 860508720, 1721017440]

約数ペア:

[(1, 1721017440), (2, 860508720), (3, 573672480), (4, 430254360), (5, 344203488), (6, 286836240), (8, 215127180), (9, 191224160), (10, 172101744), (12, 143418120), (15, 114734496), (16, 107563590), (17, 101236320), (18, 95612080), (20, 86050872), (24, 71709060), (30, 57367248), (32, 53781795), (34, 50618160), (36, 47806040), (40, 43025436), (45, 38244832), (48, 35854530), (51, 33745440), (60, 28683624), (68, 25309080), (72, 23903020), (80, 21512718), (85, 20247264), (90, 19122416), (96, 17927265), (102, 16872720), (120, 14341812), (136, 12654540), (144, 11951510), (153, 11248480), (160, 10756359), (170, 10123632), (180, 9561208), (204, 8436360), (229, 7515360), (240, 7170906), (255, 6749088), (272, 6327270), (288, 5975755), (306, 5624240), (307, 5605920), (340, 5061816), (360, 4780604), (408, 4218180), (458, 3757680), (480, 3585453), (510, 3374544), (544, 3163635), (612, 2812120), (614, 2802960), (680, 2530908), (687, 2505120), (720, 2390302), (765, 2249696), (816, 2109090), (916, 1878840), (921, 1868640), (1020, 1687272), (1145, 1503072), (1224, 1406060), (1228, 1401480), (1360, 1265454), (1374, 1252560), (1440, 1195151), (1530, 1124848), (1535, 1121184), (1632, 1054545), (1832, 939420), (1842, 934320), (2040, 843636), (2061, 835040), (2290, 751536), (2448, 703030), (2456, 700740), (2720, 632727), (2748, 626280), (2763, 622880), (3060, 562424), (3070, 560592), (3435, 501024), (3664, 469710), (3684, 467160), (3893, 442080), (4080, 421818), (4122, 417520), (4580, 375768), (4605, 373728), (4896, 351515), (4912, 350370), (5219, 329760), (5496, 313140), (5526, 311440), (6120, 281212), (6140, 280296), (6870, 250512), (7328, 234855), (7368, 233580), (7786, 221040), (8160, 210909), (8244, 208760), (9160, 187884), (9210, 186864), (9824, 175185), (10305, 167008), (10438, 164880), (10992, 156570), (11052, 155720), (11679, 147360), (12240, 140606), (12280, 140148), (13740, 125256), (13815, 124576), (14736, 116790), (15572, 110520), (15657, 109920), (16488, 104380), (18320, 93942), (18420, 93432), (19465, 88416), (20610, 83504), (20876, 82440), (21984, 78285), (22104, 77860), (23358, 73680), (24480, 70303), (24560, 70074), (26095, 65952), (27480, 62628), (27630, 62288), (29472, 58395), (31144, 55260), (31314, 54960), (32976, 52190), (35037, 49120), (36640, 46971), (36840, 46716), (38930, 44208), (41220, 41752)]