168553840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 160

約数和(自身を含む): 488718720

約数和(自身を除く): 320164880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 137, 140, 169, 182, 208, 260, 274, 280, 338, 364, 455, 520, 548, 560, 676, 685, 728, 845, 910, 959, 1040, 1096, 1183, 1352, 1370, 1456, 1690, 1781, 1820, 1918, 2192, 2197, 2366, 2704, 2740, 3380, 3562, 3640, 3836, 4394, 4732, 4795, 5480, 5915, 6760, 7124, 7280, 7672, 8788, 8905, 9464, 9590, 10960, 10985, 11830, 12467, 13520, 14248, 15344, 15379, 17576, 17810, 18928, 19180, 21970, 23153, 23660, 24934, 28496, 30758, 35152, 35620, 38360, 43940, 46306, 47320, 49868, 61516, 62335, 71240, 76720, 76895, 87880, 92612, 94640, 99736, 115765, 123032, 124670, 142480, 153790, 162071, 175760, 185224, 199472, 231530, 246064, 249340, 300989, 307580, 324142, 370448, 463060, 498680, 601978, 615160, 648284, 810355, 926120, 997360, 1203956, 1230320, 1296568, 1504945, 1620710, 1852240, 2106923, 2407912, 2593136, 3009890, 3241420, 4213846, 4815824, 6019780, 6482840, 8427692, 10534615, 12039560, 12965680, 16855384, 21069230, 24079120, 33710768, 42138460, 84276920, 168553840]

約数ペア:

[(1, 168553840), (2, 84276920), (4, 42138460), (5, 33710768), (7, 24079120), (8, 21069230), (10, 16855384), (13, 12965680), (14, 12039560), (16, 10534615), (20, 8427692), (26, 6482840), (28, 6019780), (35, 4815824), (40, 4213846), (52, 3241420), (56, 3009890), (65, 2593136), (70, 2407912), (80, 2106923), (91, 1852240), (104, 1620710), (112, 1504945), (130, 1296568), (137, 1230320), (140, 1203956), (169, 997360), (182, 926120), (208, 810355), (260, 648284), (274, 615160), (280, 601978), (338, 498680), (364, 463060), (455, 370448), (520, 324142), (548, 307580), (560, 300989), (676, 249340), (685, 246064), (728, 231530), (845, 199472), (910, 185224), (959, 175760), (1040, 162071), (1096, 153790), (1183, 142480), (1352, 124670), (1370, 123032), (1456, 115765), (1690, 99736), (1781, 94640), (1820, 92612), (1918, 87880), (2192, 76895), (2197, 76720), (2366, 71240), (2704, 62335), (2740, 61516), (3380, 49868), (3562, 47320), (3640, 46306), (3836, 43940), (4394, 38360), (4732, 35620), (4795, 35152), (5480, 30758), (5915, 28496), (6760, 24934), (7124, 23660), (7280, 23153), (7672, 21970), (8788, 19180), (8905, 18928), (9464, 17810), (9590, 17576), (10960, 15379), (10985, 15344), (11830, 14248), (12467, 13520)]