642372948

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:763

約数の個数: 216

約数和(自身を含む): 2067496704

約数和(自身を除く): 1425123756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 31, 34, 36, 42, 49, 51, 62, 63, 68, 84, 93, 98, 102, 119, 124, 126, 147, 153, 186, 196, 204, 217, 238, 252, 279, 294, 306, 357, 372, 434, 441, 476, 527, 558, 588, 612, 651, 691, 714, 833, 868, 882, 1054, 1071, 1116, 1302, 1382, 1428, 1519, 1581, 1666, 1764, 1953, 2073, 2108, 2142, 2499, 2604, 2764, 3038, 3162, 3332, 3689, 3906, 4146, 4284, 4557, 4743, 4837, 4998, 6076, 6219, 6324, 7378, 7497, 7812, 8292, 9114, 9486, 9674, 9996, 11067, 11747, 12438, 13671, 14511, 14756, 14994, 18228, 18972, 19348, 21421, 22134, 23494, 24876, 25823, 27342, 29022, 29988, 33201, 33859, 35241, 42842, 43533, 44268, 46988, 51646, 54684, 58044, 64263, 66402, 67718, 70482, 77469, 82229, 85684, 87066, 101577, 103292, 105723, 128526, 132804, 135436, 140964, 149947, 154938, 164458, 174132, 192789, 203154, 211446, 232407, 246687, 257052, 299894, 304731, 309876, 328916, 364157, 385578, 406308, 422892, 449841, 464814, 493374, 575603, 599788, 609462, 728314, 740061, 771156, 899682, 929628, 986748, 1049629, 1092471, 1151206, 1218924, 1349523, 1456628, 1480122, 1726809, 1799364, 2099258, 2184942, 2302412, 2549099, 2699046, 2960244, 3148887, 3277413, 3453618, 4198516, 4369884, 5098198, 5180427, 5398092, 6297774, 6554826, 6907236, 7647297, 9446661, 10196396, 10360854, 12595548, 13109652, 15294594, 17843693, 18893322, 20721708, 22941891, 30589188, 35687386, 37786644, 45883782, 53531079, 71374772, 91767564, 107062158, 160593237, 214124316, 321186474, 642372948]

約数ペア:

[(1, 642372948), (2, 321186474), (3, 214124316), (4, 160593237), (6, 107062158), (7, 91767564), (9, 71374772), (12, 53531079), (14, 45883782), (17, 37786644), (18, 35687386), (21, 30589188), (28, 22941891), (31, 20721708), (34, 18893322), (36, 17843693), (42, 15294594), (49, 13109652), (51, 12595548), (62, 10360854), (63, 10196396), (68, 9446661), (84, 7647297), (93, 6907236), (98, 6554826), (102, 6297774), (119, 5398092), (124, 5180427), (126, 5098198), (147, 4369884), (153, 4198516), (186, 3453618), (196, 3277413), (204, 3148887), (217, 2960244), (238, 2699046), (252, 2549099), (279, 2302412), (294, 2184942), (306, 2099258), (357, 1799364), (372, 1726809), (434, 1480122), (441, 1456628), (476, 1349523), (527, 1218924), (558, 1151206), (588, 1092471), (612, 1049629), (651, 986748), (691, 929628), (714, 899682), (833, 771156), (868, 740061), (882, 728314), (1054, 609462), (1071, 599788), (1116, 575603), (1302, 493374), (1382, 464814), (1428, 449841), (1519, 422892), (1581, 406308), (1666, 385578), (1764, 364157), (1953, 328916), (2073, 309876), (2108, 304731), (2142, 299894), (2499, 257052), (2604, 246687), (2764, 232407), (3038, 211446), (3162, 203154), (3332, 192789), (3689, 174132), (3906, 164458), (4146, 154938), (4284, 149947), (4557, 140964), (4743, 135436), (4837, 132804), (4998, 128526), (6076, 105723), (6219, 103292), (6324, 101577), (7378, 87066), (7497, 85684), (7812, 82229), (8292, 77469), (9114, 70482), (9486, 67718), (9674, 66402), (9996, 64263), (11067, 58044), (11747, 54684), (12438, 51646), (13671, 46988), (14511, 44268), (14756, 43533), (14994, 42842), (18228, 35241), (18972, 33859), (19348, 33201), (21421, 29988), (22134, 29022), (23494, 27342), (24876, 25823)]