318487260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{641}}^1$

素因数の和:693

約数の個数: 216

約数和(自身を含む): 1125045936

約数和(自身を除く): 806558676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 169, 182, 195, 196, 210, 245, 260, 273, 294, 338, 364, 390, 420, 455, 490, 507, 546, 588, 637, 641, 676, 735, 780, 845, 910, 980, 1014, 1092, 1183, 1274, 1282, 1365, 1470, 1690, 1820, 1911, 1923, 2028, 2366, 2535, 2548, 2564, 2730, 2940, 3185, 3205, 3380, 3549, 3822, 3846, 4487, 4732, 5070, 5460, 5915, 6370, 6410, 7098, 7644, 7692, 8281, 8333, 8974, 9555, 9615, 10140, 11830, 12740, 12820, 13461, 14196, 16562, 16666, 17745, 17948, 19110, 19230, 22435, 23660, 24843, 24999, 26922, 31409, 33124, 33332, 35490, 38220, 38460, 41405, 41665, 44870, 49686, 49998, 53844, 58331, 62818, 67305, 70980, 82810, 83330, 89740, 94227, 99372, 99996, 108329, 116662, 124215, 124995, 125636, 134610, 157045, 165620, 166660, 174993, 188454, 216658, 233324, 248430, 249990, 269220, 291655, 314090, 324987, 349986, 376908, 408317, 433316, 471135, 496860, 499980, 541645, 583310, 628180, 649974, 699972, 758303, 816634, 874965, 942270, 1083290, 1166620, 1224951, 1299948, 1516606, 1624935, 1633268, 1749930, 1884540, 2041585, 2166580, 2274909, 2449902, 3033212, 3249870, 3499860, 3791515, 4083170, 4549818, 4899804, 5308121, 6124755, 6499740, 7583030, 8166340, 9099636, 10616242, 11374545, 12249510, 15166060, 15924363, 21232484, 22749090, 24499020, 26540605, 31848726, 45498180, 53081210, 63697452, 79621815, 106162420, 159243630, 318487260]

約数ペア:

[(1, 318487260), (2, 159243630), (3, 106162420), (4, 79621815), (5, 63697452), (6, 53081210), (7, 45498180), (10, 31848726), (12, 26540605), (13, 24499020), (14, 22749090), (15, 21232484), (20, 15924363), (21, 15166060), (26, 12249510), (28, 11374545), (30, 10616242), (35, 9099636), (39, 8166340), (42, 7583030), (49, 6499740), (52, 6124755), (60, 5308121), (65, 4899804), (70, 4549818), (78, 4083170), (84, 3791515), (91, 3499860), (98, 3249870), (105, 3033212), (130, 2449902), (140, 2274909), (147, 2166580), (156, 2041585), (169, 1884540), (182, 1749930), (195, 1633268), (196, 1624935), (210, 1516606), (245, 1299948), (260, 1224951), (273, 1166620), (294, 1083290), (338, 942270), (364, 874965), (390, 816634), (420, 758303), (455, 699972), (490, 649974), (507, 628180), (546, 583310), (588, 541645), (637, 499980), (641, 496860), (676, 471135), (735, 433316), (780, 408317), (845, 376908), (910, 349986), (980, 324987), (1014, 314090), (1092, 291655), (1183, 269220), (1274, 249990), (1282, 248430), (1365, 233324), (1470, 216658), (1690, 188454), (1820, 174993), (1911, 166660), (1923, 165620), (2028, 157045), (2366, 134610), (2535, 125636), (2548, 124995), (2564, 124215), (2730, 116662), (2940, 108329), (3185, 99996), (3205, 99372), (3380, 94227), (3549, 89740), (3822, 83330), (3846, 82810), (4487, 70980), (4732, 67305), (5070, 62818), (5460, 58331), (5915, 53844), (6370, 49998), (6410, 49686), (7098, 44870), (7644, 41665), (7692, 41405), (8281, 38460), (8333, 38220), (8974, 35490), (9555, 33332), (9615, 33124), (10140, 31409), (11830, 26922), (12740, 24999), (12820, 24843), (13461, 23660), (14196, 22435), (16562, 19230), (16666, 19110), (17745, 17948)]