397457424

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:667

約数の個数: 240

約数和(自身を含む): 1399216000

約数和(自身を除く): 1001758576

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 112, 117, 126, 144, 147, 156, 168, 182, 196, 208, 234, 252, 273, 294, 312, 336, 343, 364, 392, 441, 468, 504, 546, 588, 619, 624, 637, 686, 728, 784, 819, 882, 936, 1008, 1029, 1092, 1176, 1238, 1274, 1372, 1456, 1638, 1764, 1857, 1872, 1911, 2058, 2184, 2352, 2476, 2548, 2744, 3087, 3276, 3528, 3714, 3822, 4116, 4333, 4368, 4459, 4952, 5096, 5488, 5571, 5733, 6174, 6552, 7056, 7428, 7644, 8047, 8232, 8666, 8918, 9904, 10192, 11142, 11466, 12348, 12999, 13104, 13377, 14856, 15288, 16094, 16464, 17332, 17836, 22284, 22932, 24141, 24696, 25998, 26754, 29712, 30331, 30576, 32188, 34664, 35672, 38997, 40131, 44568, 45864, 48282, 49392, 51996, 53508, 56329, 60662, 64376, 69328, 71344, 72423, 77994, 80262, 89136, 90993, 91728, 96564, 103992, 107016, 112658, 121324, 128752, 144846, 155988, 160524, 168987, 181986, 193128, 207984, 212317, 214032, 225316, 242648, 272979, 289692, 311976, 321048, 337974, 363972, 386256, 394303, 424634, 450632, 485296, 506961, 545958, 579384, 623952, 636951, 642096, 675948, 727944, 788606, 849268, 901264, 1013922, 1091916, 1158768, 1182909, 1273902, 1351896, 1455888, 1577212, 1698536, 1910853, 2027844, 2183832, 2365818, 2547804, 2703792, 2760121, 3154424, 3397072, 3548727, 3821706, 4055688, 4367664, 4731636, 5095608, 5520242, 6308848, 7097454, 7643412, 8111376, 8280363, 9463272, 10191216, 11040484, 14194908, 15286824, 16560726, 18926544, 22080968, 24841089, 28389816, 30573648, 33121452, 44161936, 49682178, 56779632, 66242904, 99364356, 132485808, 198728712, 397457424]

約数ペア:

[(1, 397457424), (2, 198728712), (3, 132485808), (4, 99364356), (6, 66242904), (7, 56779632), (8, 49682178), (9, 44161936), (12, 33121452), (13, 30573648), (14, 28389816), (16, 24841089), (18, 22080968), (21, 18926544), (24, 16560726), (26, 15286824), (28, 14194908), (36, 11040484), (39, 10191216), (42, 9463272), (48, 8280363), (49, 8111376), (52, 7643412), (56, 7097454), (63, 6308848), (72, 5520242), (78, 5095608), (84, 4731636), (91, 4367664), (98, 4055688), (104, 3821706), (112, 3548727), (117, 3397072), (126, 3154424), (144, 2760121), (147, 2703792), (156, 2547804), (168, 2365818), (182, 2183832), (196, 2027844), (208, 1910853), (234, 1698536), (252, 1577212), (273, 1455888), (294, 1351896), (312, 1273902), (336, 1182909), (343, 1158768), (364, 1091916), (392, 1013922), (441, 901264), (468, 849268), (504, 788606), (546, 727944), (588, 675948), (619, 642096), (624, 636951), (637, 623952), (686, 579384), (728, 545958), (784, 506961), (819, 485296), (882, 450632), (936, 424634), (1008, 394303), (1029, 386256), (1092, 363972), (1176, 337974), (1238, 321048), (1274, 311976), (1372, 289692), (1456, 272979), (1638, 242648), (1764, 225316), (1857, 214032), (1872, 212317), (1911, 207984), (2058, 193128), (2184, 181986), (2352, 168987), (2476, 160524), (2548, 155988), (2744, 144846), (3087, 128752), (3276, 121324), (3528, 112658), (3714, 107016), (3822, 103992), (4116, 96564), (4333, 91728), (4368, 90993), (4459, 89136), (4952, 80262), (5096, 77994), (5488, 72423), (5571, 71344), (5733, 69328), (6174, 64376), (6552, 60662), (7056, 56329), (7428, 53508), (7644, 51996), (8047, 49392), (8232, 48282), (8666, 45864), (8918, 44568), (9904, 40131), (10192, 38997), (11142, 35672), (11466, 34664), (12348, 32188), (12999, 30576), (13104, 30331), (13377, 29712), (14856, 26754), (15288, 25998), (16094, 24696), (16464, 24141), (17332, 22932), (17836, 22284)]