68723760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2195

約数の個数: 160

約数和(自身を含む): 256412160

約数和(自身を除く): 187688400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2153, 2280, 2660, 3192, 3990, 4306, 4560, 5320, 6384, 6459, 7980, 8612, 10640, 10765, 12918, 15071, 15960, 17224, 21530, 25836, 30142, 31920, 32295, 34448, 40907, 43060, 45213, 51672, 60284, 64590, 75355, 81814, 86120, 90426, 103344, 120568, 122721, 129180, 150710, 163628, 172240, 180852, 204535, 226065, 241136, 245442, 258360, 286349, 301420, 327256, 361704, 409070, 452130, 490884, 516720, 572698, 602840, 613605, 654512, 723408, 818140, 859047, 904260, 981768, 1145396, 1205680, 1227210, 1431745, 1636280, 1718094, 1808520, 1963536, 2290792, 2454420, 2863490, 3272560, 3436188, 3617040, 4295235, 4581584, 4908840, 5726980, 6872376, 8590470, 9817680, 11453960, 13744752, 17180940, 22907920, 34361880, 68723760]

約数ペア:

[(1, 68723760), (2, 34361880), (3, 22907920), (4, 17180940), (5, 13744752), (6, 11453960), (7, 9817680), (8, 8590470), (10, 6872376), (12, 5726980), (14, 4908840), (15, 4581584), (16, 4295235), (19, 3617040), (20, 3436188), (21, 3272560), (24, 2863490), (28, 2454420), (30, 2290792), (35, 1963536), (38, 1808520), (40, 1718094), (42, 1636280), (48, 1431745), (56, 1227210), (57, 1205680), (60, 1145396), (70, 981768), (76, 904260), (80, 859047), (84, 818140), (95, 723408), (105, 654512), (112, 613605), (114, 602840), (120, 572698), (133, 516720), (140, 490884), (152, 452130), (168, 409070), (190, 361704), (210, 327256), (228, 301420), (240, 286349), (266, 258360), (280, 245442), (285, 241136), (304, 226065), (336, 204535), (380, 180852), (399, 172240), (420, 163628), (456, 150710), (532, 129180), (560, 122721), (570, 120568), (665, 103344), (760, 90426), (798, 86120), (840, 81814), (912, 75355), (1064, 64590), (1140, 60284), (1330, 51672), (1520, 45213), (1596, 43060), (1680, 40907), (1995, 34448), (2128, 32295), (2153, 31920), (2280, 30142), (2660, 25836), (3192, 21530), (3990, 17224), (4306, 15960), (4560, 15071), (5320, 12918), (6384, 10765), (6459, 10640), (7980, 8612)]