157472560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 443400192

約数和(自身を除く): 285927632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 47, 56, 62, 70, 80, 94, 112, 124, 140, 155, 188, 193, 217, 235, 248, 280, 310, 329, 376, 386, 434, 470, 496, 560, 620, 658, 752, 772, 868, 940, 965, 1085, 1240, 1316, 1351, 1457, 1544, 1645, 1736, 1880, 1930, 2170, 2480, 2632, 2702, 2914, 3088, 3290, 3472, 3760, 3860, 4340, 5264, 5404, 5828, 5983, 6580, 6755, 7285, 7720, 8680, 9071, 10199, 10808, 11656, 11966, 13160, 13510, 14570, 15440, 17360, 18142, 20398, 21616, 23312, 23932, 26320, 27020, 29140, 29915, 36284, 40796, 41881, 45355, 47864, 50995, 54040, 58280, 59830, 63497, 72568, 81592, 83762, 90710, 95728, 101990, 108080, 116560, 119660, 126994, 145136, 163184, 167524, 181420, 203980, 209405, 239320, 253988, 281201, 317485, 335048, 362840, 407960, 418810, 478640, 507976, 562402, 634970, 670096, 725680, 815920, 837620, 1015952, 1124804, 1269940, 1406005, 1675240, 1968407, 2249608, 2539880, 2812010, 3350480, 3936814, 4499216, 5079760, 5624020, 7873628, 9842035, 11248040, 15747256, 19684070, 22496080, 31494512, 39368140, 78736280, 157472560]

約数ペア:

[(1, 157472560), (2, 78736280), (4, 39368140), (5, 31494512), (7, 22496080), (8, 19684070), (10, 15747256), (14, 11248040), (16, 9842035), (20, 7873628), (28, 5624020), (31, 5079760), (35, 4499216), (40, 3936814), (47, 3350480), (56, 2812010), (62, 2539880), (70, 2249608), (80, 1968407), (94, 1675240), (112, 1406005), (124, 1269940), (140, 1124804), (155, 1015952), (188, 837620), (193, 815920), (217, 725680), (235, 670096), (248, 634970), (280, 562402), (310, 507976), (329, 478640), (376, 418810), (386, 407960), (434, 362840), (470, 335048), (496, 317485), (560, 281201), (620, 253988), (658, 239320), (752, 209405), (772, 203980), (868, 181420), (940, 167524), (965, 163184), (1085, 145136), (1240, 126994), (1316, 119660), (1351, 116560), (1457, 108080), (1544, 101990), (1645, 95728), (1736, 90710), (1880, 83762), (1930, 81592), (2170, 72568), (2480, 63497), (2632, 59830), (2702, 58280), (2914, 54040), (3088, 50995), (3290, 47864), (3472, 45355), (3760, 41881), (3860, 40796), (4340, 36284), (5264, 29915), (5404, 29140), (5828, 27020), (5983, 26320), (6580, 23932), (6755, 23312), (7285, 21616), (7720, 20398), (8680, 18142), (9071, 17360), (10199, 15440), (10808, 14570), (11656, 13510), (11966, 13160)]