64767080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 177292800

約数和(自身を除く): 112525720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 89, 92, 113, 115, 140, 161, 178, 184, 226, 230, 280, 322, 356, 445, 452, 460, 565, 623, 644, 712, 791, 805, 890, 904, 920, 1130, 1246, 1288, 1582, 1610, 1780, 2047, 2260, 2492, 2599, 3115, 3164, 3220, 3560, 3955, 4094, 4520, 4984, 5198, 6230, 6328, 6440, 7910, 8188, 10057, 10235, 10396, 12460, 12995, 14329, 15820, 16376, 18193, 20114, 20470, 20792, 24920, 25990, 28658, 31640, 36386, 40228, 40940, 50285, 51980, 57316, 70399, 71645, 72772, 80456, 81880, 90965, 100570, 103960, 114632, 140798, 143290, 145544, 181930, 201140, 231311, 281596, 286580, 351995, 363860, 402280, 462622, 563192, 573160, 703990, 727720, 925244, 1156555, 1407980, 1619177, 1850488, 2313110, 2815960, 3238354, 4626220, 6476708, 8095885, 9252440, 12953416, 16191770, 32383540, 64767080]

約数ペア:

[(1, 64767080), (2, 32383540), (4, 16191770), (5, 12953416), (7, 9252440), (8, 8095885), (10, 6476708), (14, 4626220), (20, 3238354), (23, 2815960), (28, 2313110), (35, 1850488), (40, 1619177), (46, 1407980), (56, 1156555), (70, 925244), (89, 727720), (92, 703990), (113, 573160), (115, 563192), (140, 462622), (161, 402280), (178, 363860), (184, 351995), (226, 286580), (230, 281596), (280, 231311), (322, 201140), (356, 181930), (445, 145544), (452, 143290), (460, 140798), (565, 114632), (623, 103960), (644, 100570), (712, 90965), (791, 81880), (805, 80456), (890, 72772), (904, 71645), (920, 70399), (1130, 57316), (1246, 51980), (1288, 50285), (1582, 40940), (1610, 40228), (1780, 36386), (2047, 31640), (2260, 28658), (2492, 25990), (2599, 24920), (3115, 20792), (3164, 20470), (3220, 20114), (3560, 18193), (3955, 16376), (4094, 15820), (4520, 14329), (4984, 12995), (5198, 12460), (6230, 10396), (6328, 10235), (6440, 10057), (7910, 8188)]