398167812

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:512

約数の個数: 240

約数和(自身を含む): 1317254400

約数和(自身を除く): 919086588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 23, 27, 28, 34, 36, 42, 46, 51, 54, 63, 68, 69, 81, 84, 92, 102, 108, 119, 126, 138, 153, 161, 162, 189, 204, 207, 238, 252, 276, 306, 322, 324, 357, 378, 391, 414, 449, 459, 476, 483, 567, 612, 621, 644, 714, 756, 782, 828, 898, 918, 966, 1071, 1134, 1173, 1242, 1347, 1377, 1428, 1449, 1564, 1796, 1836, 1863, 1932, 2142, 2268, 2346, 2484, 2694, 2737, 2754, 2898, 3143, 3213, 3519, 3726, 4041, 4284, 4347, 4692, 5388, 5474, 5508, 5796, 6286, 6426, 7038, 7452, 7633, 8082, 8211, 8694, 9429, 9639, 10327, 10557, 10948, 12123, 12572, 12852, 13041, 14076, 15266, 16164, 16422, 17388, 18858, 19278, 20654, 21114, 22899, 24246, 24633, 26082, 28287, 30532, 30981, 31671, 32844, 36369, 37716, 38556, 41308, 42228, 45798, 48492, 49266, 52164, 53431, 56574, 61962, 63342, 68697, 72289, 72738, 73899, 84861, 91596, 92943, 98532, 106862, 113148, 123924, 126684, 137394, 144578, 145476, 147798, 160293, 169722, 175559, 185886, 206091, 213724, 216867, 221697, 254583, 274788, 278829, 289156, 295596, 320586, 339444, 351118, 371772, 412182, 433734, 443394, 480879, 509166, 526677, 557658, 618273, 641172, 650601, 702236, 824364, 836487, 867468, 886788, 961758, 1018332, 1053354, 1115316, 1228913, 1236546, 1301202, 1442637, 1580031, 1672974, 1923516, 1951803, 2106708, 2457826, 2473092, 2602404, 2885274, 3160062, 3345948, 3686739, 3903606, 4327911, 4740093, 4915652, 5770548, 5855409, 6320124, 7373478, 7807212, 8655822, 9480186, 11060217, 11710818, 14220279, 14746956, 17311644, 18960372, 22120434, 23421636, 28440558, 33180651, 44240868, 56881116, 66361302, 99541953, 132722604, 199083906, 398167812]

約数ペア:

[(1, 398167812), (2, 199083906), (3, 132722604), (4, 99541953), (6, 66361302), (7, 56881116), (9, 44240868), (12, 33180651), (14, 28440558), (17, 23421636), (18, 22120434), (21, 18960372), (23, 17311644), (27, 14746956), (28, 14220279), (34, 11710818), (36, 11060217), (42, 9480186), (46, 8655822), (51, 7807212), (54, 7373478), (63, 6320124), (68, 5855409), (69, 5770548), (81, 4915652), (84, 4740093), (92, 4327911), (102, 3903606), (108, 3686739), (119, 3345948), (126, 3160062), (138, 2885274), (153, 2602404), (161, 2473092), (162, 2457826), (189, 2106708), (204, 1951803), (207, 1923516), (238, 1672974), (252, 1580031), (276, 1442637), (306, 1301202), (322, 1236546), (324, 1228913), (357, 1115316), (378, 1053354), (391, 1018332), (414, 961758), (449, 886788), (459, 867468), (476, 836487), (483, 824364), (567, 702236), (612, 650601), (621, 641172), (644, 618273), (714, 557658), (756, 526677), (782, 509166), (828, 480879), (898, 443394), (918, 433734), (966, 412182), (1071, 371772), (1134, 351118), (1173, 339444), (1242, 320586), (1347, 295596), (1377, 289156), (1428, 278829), (1449, 274788), (1564, 254583), (1796, 221697), (1836, 216867), (1863, 213724), (1932, 206091), (2142, 185886), (2268, 175559), (2346, 169722), (2484, 160293), (2694, 147798), (2737, 145476), (2754, 144578), (2898, 137394), (3143, 126684), (3213, 123924), (3519, 113148), (3726, 106862), (4041, 98532), (4284, 92943), (4347, 91596), (4692, 84861), (5388, 73899), (5474, 72738), (5508, 72289), (5796, 68697), (6286, 63342), (6426, 61962), (7038, 56574), (7452, 53431), (7633, 52164), (8082, 49266), (8211, 48492), (8694, 45798), (9429, 42228), (9639, 41308), (10327, 38556), (10557, 37716), (10948, 36369), (12123, 32844), (12572, 31671), (12852, 30981), (13041, 30532), (14076, 28287), (15266, 26082), (16164, 24633), (16422, 24246), (17388, 22899), (18858, 21114), (19278, 20654)]