661133280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:489

約数の個数: 192

約数和(自身を含む): 2171086848

約数和(自身を除く): 1509953568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 157, 160, 186, 240, 248, 283, 310, 314, 372, 465, 471, 480, 496, 566, 620, 628, 744, 785, 849, 930, 942, 992, 1132, 1240, 1256, 1415, 1488, 1570, 1698, 1860, 1884, 2264, 2355, 2480, 2512, 2830, 2976, 3140, 3396, 3720, 3768, 4245, 4528, 4710, 4867, 4960, 5024, 5660, 6280, 6792, 7440, 7536, 8490, 8773, 9056, 9420, 9734, 11320, 12560, 13584, 14601, 14880, 15072, 16980, 17546, 18840, 19468, 22640, 24335, 25120, 26319, 27168, 29202, 33960, 35092, 37680, 38936, 43865, 44431, 45280, 48670, 52638, 58404, 67920, 70184, 73005, 75360, 77872, 87730, 88862, 97340, 105276, 116808, 131595, 133293, 135840, 140368, 146010, 155744, 175460, 177724, 194680, 210552, 222155, 233616, 263190, 266586, 280736, 292020, 350920, 355448, 389360, 421104, 444310, 467232, 526380, 533172, 584040, 666465, 701840, 710896, 778720, 842208, 888620, 1052760, 1066344, 1168080, 1332930, 1377361, 1403680, 1421792, 1777240, 2105520, 2132688, 2336160, 2665860, 2754722, 3554480, 4132083, 4211040, 4265376, 5331720, 5509444, 6886805, 7108960, 8264166, 10663440, 11018888, 13773610, 16528332, 20660415, 21326880, 22037776, 27547220, 33056664, 41320830, 44075552, 55094440, 66113328, 82641660, 110188880, 132226656, 165283320, 220377760, 330566640, 661133280]

約数ペア:

[(1, 661133280), (2, 330566640), (3, 220377760), (4, 165283320), (5, 132226656), (6, 110188880), (8, 82641660), (10, 66113328), (12, 55094440), (15, 44075552), (16, 41320830), (20, 33056664), (24, 27547220), (30, 22037776), (31, 21326880), (32, 20660415), (40, 16528332), (48, 13773610), (60, 11018888), (62, 10663440), (80, 8264166), (93, 7108960), (96, 6886805), (120, 5509444), (124, 5331720), (155, 4265376), (157, 4211040), (160, 4132083), (186, 3554480), (240, 2754722), (248, 2665860), (283, 2336160), (310, 2132688), (314, 2105520), (372, 1777240), (465, 1421792), (471, 1403680), (480, 1377361), (496, 1332930), (566, 1168080), (620, 1066344), (628, 1052760), (744, 888620), (785, 842208), (849, 778720), (930, 710896), (942, 701840), (992, 666465), (1132, 584040), (1240, 533172), (1256, 526380), (1415, 467232), (1488, 444310), (1570, 421104), (1698, 389360), (1860, 355448), (1884, 350920), (2264, 292020), (2355, 280736), (2480, 266586), (2512, 263190), (2830, 233616), (2976, 222155), (3140, 210552), (3396, 194680), (3720, 177724), (3768, 175460), (4245, 155744), (4528, 146010), (4710, 140368), (4867, 135840), (4960, 133293), (5024, 131595), (5660, 116808), (6280, 105276), (6792, 97340), (7440, 88862), (7536, 87730), (8490, 77872), (8773, 75360), (9056, 73005), (9420, 70184), (9734, 67920), (11320, 58404), (12560, 52638), (13584, 48670), (14601, 45280), (14880, 44431), (15072, 43865), (16980, 38936), (17546, 37680), (18840, 35092), (19468, 33960), (22640, 29202), (24335, 27168), (25120, 26319)]