290709664

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:638

約数の個数: 96

約数和(自身を含む): 681924096

約数和(自身を除く): 391214432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 53, 56, 94, 106, 112, 188, 212, 224, 329, 371, 376, 424, 521, 658, 742, 752, 848, 1042, 1316, 1484, 1504, 1696, 2084, 2491, 2632, 2968, 3647, 4168, 4982, 5264, 5936, 7294, 8336, 9964, 10528, 11872, 14588, 16672, 17437, 19928, 24487, 27613, 29176, 34874, 39856, 48974, 55226, 58352, 69748, 79712, 97948, 110452, 116704, 139496, 171409, 193291, 195896, 220904, 278992, 342818, 386582, 391792, 441808, 557984, 685636, 773164, 783584, 883616, 1297811, 1371272, 1546328, 2595622, 2742544, 3092656, 5191244, 5485088, 6185312, 9084677, 10382488, 18169354, 20764976, 36338708, 41529952, 72677416, 145354832, 290709664]

約数ペア:

[(1, 290709664), (2, 145354832), (4, 72677416), (7, 41529952), (8, 36338708), (14, 20764976), (16, 18169354), (28, 10382488), (32, 9084677), (47, 6185312), (53, 5485088), (56, 5191244), (94, 3092656), (106, 2742544), (112, 2595622), (188, 1546328), (212, 1371272), (224, 1297811), (329, 883616), (371, 783584), (376, 773164), (424, 685636), (521, 557984), (658, 441808), (742, 391792), (752, 386582), (848, 342818), (1042, 278992), (1316, 220904), (1484, 195896), (1504, 193291), (1696, 171409), (2084, 139496), (2491, 116704), (2632, 110452), (2968, 97948), (3647, 79712), (4168, 69748), (4982, 58352), (5264, 55226), (5936, 48974), (7294, 39856), (8336, 34874), (9964, 29176), (10528, 27613), (11872, 24487), (14588, 19928), (16672, 17437)]