318487428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:798

約数の個数: 144

約数和(自身を含む): 967249920

約数和(自身を除く): 648762492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 59, 62, 63, 84, 93, 118, 124, 126, 177, 186, 217, 236, 252, 279, 354, 372, 413, 434, 531, 558, 651, 691, 708, 826, 868, 1062, 1116, 1239, 1302, 1382, 1652, 1829, 1953, 2073, 2124, 2478, 2604, 2764, 3658, 3717, 3906, 4146, 4837, 4956, 5487, 6219, 7316, 7434, 7812, 8292, 9674, 10974, 12438, 12803, 14511, 14868, 16461, 19348, 21421, 21948, 24876, 25606, 29022, 32922, 38409, 40769, 42842, 43533, 51212, 58044, 64263, 65844, 76818, 81538, 85684, 87066, 115227, 122307, 128526, 149947, 153636, 163076, 174132, 192789, 230454, 244614, 257052, 285383, 299894, 366921, 385578, 449841, 460908, 489228, 570766, 599788, 733842, 771156, 856149, 899682, 1141532, 1263839, 1349523, 1467684, 1712298, 1799364, 2527678, 2568447, 2699046, 3424596, 3791517, 5055356, 5136894, 5398092, 7583034, 8846873, 10273788, 11374551, 15166068, 17693746, 22749102, 26540619, 35387492, 45498204, 53081238, 79621857, 106162476, 159243714, 318487428]

約数ペア:

[(1, 318487428), (2, 159243714), (3, 106162476), (4, 79621857), (6, 53081238), (7, 45498204), (9, 35387492), (12, 26540619), (14, 22749102), (18, 17693746), (21, 15166068), (28, 11374551), (31, 10273788), (36, 8846873), (42, 7583034), (59, 5398092), (62, 5136894), (63, 5055356), (84, 3791517), (93, 3424596), (118, 2699046), (124, 2568447), (126, 2527678), (177, 1799364), (186, 1712298), (217, 1467684), (236, 1349523), (252, 1263839), (279, 1141532), (354, 899682), (372, 856149), (413, 771156), (434, 733842), (531, 599788), (558, 570766), (651, 489228), (691, 460908), (708, 449841), (826, 385578), (868, 366921), (1062, 299894), (1116, 285383), (1239, 257052), (1302, 244614), (1382, 230454), (1652, 192789), (1829, 174132), (1953, 163076), (2073, 153636), (2124, 149947), (2478, 128526), (2604, 122307), (2764, 115227), (3658, 87066), (3717, 85684), (3906, 81538), (4146, 76818), (4837, 65844), (4956, 64263), (5487, 58044), (6219, 51212), (7316, 43533), (7434, 42842), (7812, 40769), (8292, 38409), (9674, 32922), (10974, 29022), (12438, 25606), (12803, 24876), (14511, 21948), (14868, 21421), (16461, 19348)]