31666320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:190

約数の個数: 240

約数和(自身を含む): 124730112

約数和(自身を除く): 93063792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 103, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 206, 210, 240, 244, 252, 280, 305, 309, 315, 336, 360, 366, 412, 420, 427, 488, 504, 515, 549, 560, 610, 618, 630, 720, 721, 732, 824, 840, 854, 915, 927, 976, 1008, 1030, 1098, 1220, 1236, 1260, 1281, 1442, 1464, 1545, 1648, 1680, 1708, 1830, 1854, 2060, 2135, 2163, 2196, 2440, 2472, 2520, 2562, 2745, 2884, 2928, 3090, 3416, 3605, 3660, 3708, 3843, 4120, 4270, 4326, 4392, 4635, 4880, 4944, 5040, 5124, 5490, 5768, 6180, 6283, 6405, 6489, 6832, 7210, 7320, 7416, 7686, 8240, 8540, 8652, 8784, 9270, 10248, 10815, 10980, 11536, 12360, 12566, 12810, 12978, 14420, 14640, 14832, 15372, 17080, 17304, 18540, 18849, 19215, 20496, 21630, 21960, 24720, 25132, 25620, 25956, 28840, 30744, 31415, 32445, 34160, 34608, 37080, 37698, 38430, 43260, 43920, 43981, 50264, 51240, 51912, 56547, 57680, 61488, 62830, 64890, 74160, 75396, 76860, 86520, 87962, 94245, 100528, 102480, 103824, 113094, 125660, 129780, 131943, 150792, 153720, 173040, 175924, 188490, 219905, 226188, 251320, 259560, 263886, 282735, 301584, 307440, 351848, 376980, 395829, 439810, 452376, 502640, 519120, 527772, 565470, 659715, 703696, 753960, 791658, 879620, 904752, 1055544, 1130940, 1319430, 1507920, 1583316, 1759240, 1979145, 2111088, 2261880, 2638860, 3166632, 3518480, 3958290, 4523760, 5277720, 6333264, 7916580, 10555440, 15833160, 31666320]

約数ペア:

[(1, 31666320), (2, 15833160), (3, 10555440), (4, 7916580), (5, 6333264), (6, 5277720), (7, 4523760), (8, 3958290), (9, 3518480), (10, 3166632), (12, 2638860), (14, 2261880), (15, 2111088), (16, 1979145), (18, 1759240), (20, 1583316), (21, 1507920), (24, 1319430), (28, 1130940), (30, 1055544), (35, 904752), (36, 879620), (40, 791658), (42, 753960), (45, 703696), (48, 659715), (56, 565470), (60, 527772), (61, 519120), (63, 502640), (70, 452376), (72, 439810), (80, 395829), (84, 376980), (90, 351848), (103, 307440), (105, 301584), (112, 282735), (120, 263886), (122, 259560), (126, 251320), (140, 226188), (144, 219905), (168, 188490), (180, 175924), (183, 173040), (206, 153720), (210, 150792), (240, 131943), (244, 129780), (252, 125660), (280, 113094), (305, 103824), (309, 102480), (315, 100528), (336, 94245), (360, 87962), (366, 86520), (412, 76860), (420, 75396), (427, 74160), (488, 64890), (504, 62830), (515, 61488), (549, 57680), (560, 56547), (610, 51912), (618, 51240), (630, 50264), (720, 43981), (721, 43920), (732, 43260), (824, 38430), (840, 37698), (854, 37080), (915, 34608), (927, 34160), (976, 32445), (1008, 31415), (1030, 30744), (1098, 28840), (1220, 25956), (1236, 25620), (1260, 25132), (1281, 24720), (1442, 21960), (1464, 21630), (1545, 20496), (1648, 19215), (1680, 18849), (1708, 18540), (1830, 17304), (1854, 17080), (2060, 15372), (2135, 14832), (2163, 14640), (2196, 14420), (2440, 12978), (2472, 12810), (2520, 12566), (2562, 12360), (2745, 11536), (2884, 10980), (2928, 10815), (3090, 10248), (3416, 9270), (3605, 8784), (3660, 8652), (3708, 8540), (3843, 8240), (4120, 7686), (4270, 7416), (4326, 7320), (4392, 7210), (4635, 6832), (4880, 6489), (4944, 6405), (5040, 6283), (5124, 6180), (5490, 5768)]