31758480

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 300

約数和(自身を含む): 123557940

約数和(自身を除く): 91799460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 29, 30, 36, 39, 40, 45, 48, 52, 54, 58, 60, 65, 72, 78, 80, 81, 87, 90, 104, 108, 116, 117, 120, 130, 135, 144, 145, 156, 162, 169, 174, 180, 195, 208, 216, 232, 234, 240, 260, 261, 270, 290, 312, 324, 338, 348, 351, 360, 377, 390, 405, 432, 435, 464, 468, 507, 520, 522, 540, 580, 585, 624, 648, 676, 696, 702, 720, 754, 780, 783, 810, 845, 870, 936, 1014, 1040, 1044, 1053, 1080, 1131, 1160, 1170, 1296, 1305, 1352, 1392, 1404, 1508, 1521, 1560, 1566, 1620, 1690, 1740, 1755, 1872, 1885, 2028, 2088, 2106, 2160, 2262, 2320, 2340, 2349, 2535, 2610, 2704, 2808, 3016, 3042, 3120, 3132, 3240, 3380, 3393, 3480, 3510, 3770, 3915, 4056, 4176, 4212, 4524, 4563, 4680, 4698, 4901, 5070, 5220, 5265, 5616, 5655, 6032, 6084, 6264, 6480, 6760, 6786, 6960, 7020, 7540, 7605, 7830, 8112, 8424, 9048, 9126, 9360, 9396, 9802, 10140, 10179, 10440, 10530, 11310, 11745, 12168, 12528, 13520, 13572, 13689, 14040, 14703, 15080, 15210, 15660, 16848, 16965, 18096, 18252, 18792, 19604, 20280, 20358, 20880, 21060, 22620, 22815, 23490, 24336, 24505, 27144, 27378, 28080, 29406, 30160, 30420, 30537, 31320, 33930, 36504, 37584, 39208, 40560, 40716, 42120, 44109, 45240, 45630, 46980, 49010, 50895, 54288, 54756, 58812, 60840, 61074, 62640, 67860, 68445, 73008, 73515, 78416, 81432, 84240, 88218, 90480, 91260, 93960, 98020, 101790, 109512, 117624, 121680, 122148, 132327, 135720, 136890, 147030, 152685, 162864, 176436, 182520, 187920, 196040, 203580, 219024, 220545, 235248, 244296, 264654, 271440, 273780, 294060, 305370, 352872, 365040, 392080, 396981, 407160, 441090, 488592, 529308, 547560, 588120, 610740, 661635, 705744, 793962, 814320, 882180, 1058616, 1095120, 1176240, 1221480, 1323270, 1587924, 1764360, 1984905, 2117232, 2442960, 2646540, 3175848, 3528720, 3969810, 5293080, 6351696, 7939620, 10586160, 15879240, 31758480]

約数ペア:

[(1, 31758480), (2, 15879240), (3, 10586160), (4, 7939620), (5, 6351696), (6, 5293080), (8, 3969810), (9, 3528720), (10, 3175848), (12, 2646540), (13, 2442960), (15, 2117232), (16, 1984905), (18, 1764360), (20, 1587924), (24, 1323270), (26, 1221480), (27, 1176240), (29, 1095120), (30, 1058616), (36, 882180), (39, 814320), (40, 793962), (45, 705744), (48, 661635), (52, 610740), (54, 588120), (58, 547560), (60, 529308), (65, 488592), (72, 441090), (78, 407160), (80, 396981), (81, 392080), (87, 365040), (90, 352872), (104, 305370), (108, 294060), (116, 273780), (117, 271440), (120, 264654), (130, 244296), (135, 235248), (144, 220545), (145, 219024), (156, 203580), (162, 196040), (169, 187920), (174, 182520), (180, 176436), (195, 162864), (208, 152685), (216, 147030), (232, 136890), (234, 135720), (240, 132327), (260, 122148), (261, 121680), (270, 117624), (290, 109512), (312, 101790), (324, 98020), (338, 93960), (348, 91260), (351, 90480), (360, 88218), (377, 84240), (390, 81432), (405, 78416), (432, 73515), (435, 73008), (464, 68445), (468, 67860), (507, 62640), (520, 61074), (522, 60840), (540, 58812), (580, 54756), (585, 54288), (624, 50895), (648, 49010), (676, 46980), (696, 45630), (702, 45240), (720, 44109), (754, 42120), (780, 40716), (783, 40560), (810, 39208), (845, 37584), (870, 36504), (936, 33930), (1014, 31320), (1040, 30537), (1044, 30420), (1053, 30160), (1080, 29406), (1131, 28080), (1160, 27378), (1170, 27144), (1296, 24505), (1305, 24336), (1352, 23490), (1392, 22815), (1404, 22620), (1508, 21060), (1521, 20880), (1560, 20358), (1566, 20280), (1620, 19604), (1690, 18792), (1740, 18252), (1755, 18096), (1872, 16965), (1885, 16848), (2028, 15660), (2088, 15210), (2106, 15080), (2160, 14703), (2262, 14040), (2320, 13689), (2340, 13572), (2349, 13520), (2535, 12528), (2610, 12168), (2704, 11745), (2808, 11310), (3016, 10530), (3042, 10440), (3120, 10179), (3132, 10140), (3240, 9802), (3380, 9396), (3393, 9360), (3480, 9126), (3510, 9048), (3770, 8424), (3915, 8112), (4056, 7830), (4176, 7605), (4212, 7540), (4524, 7020), (4563, 6960), (4680, 6786), (4698, 6760), (4901, 6480), (5070, 6264), (5220, 6084), (5265, 6032), (5616, 5655)]