321742428

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:1000

約数の個数: 144

約数和(自身を含む): 949939200

約数和(自身を除く): 628196772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 31, 38, 42, 49, 57, 62, 76, 84, 93, 98, 114, 124, 133, 147, 186, 196, 217, 228, 266, 294, 372, 399, 434, 532, 588, 589, 651, 798, 868, 929, 931, 1178, 1302, 1519, 1596, 1767, 1858, 1862, 2356, 2604, 2787, 2793, 3038, 3534, 3716, 3724, 4123, 4557, 5574, 5586, 6076, 6503, 7068, 8246, 9114, 11148, 11172, 12369, 13006, 16492, 17651, 18228, 19509, 24738, 26012, 28799, 28861, 35302, 39018, 45521, 49476, 52953, 57598, 57722, 70604, 78036, 86397, 86583, 91042, 105906, 115196, 115444, 123557, 136563, 172794, 173166, 182084, 201593, 211812, 247114, 273126, 345588, 346332, 370671, 403186, 494228, 546252, 547181, 604779, 741342, 806372, 864899, 1094362, 1209558, 1411151, 1482684, 1641543, 1729798, 2188724, 2419116, 2594697, 2822302, 3283086, 3459596, 3830267, 4233453, 5189394, 5644604, 6566172, 7660534, 8466906, 10378788, 11490801, 15321068, 16933812, 22981602, 26811869, 45963204, 53623738, 80435607, 107247476, 160871214, 321742428]

約数ペア:

[(1, 321742428), (2, 160871214), (3, 107247476), (4, 80435607), (6, 53623738), (7, 45963204), (12, 26811869), (14, 22981602), (19, 16933812), (21, 15321068), (28, 11490801), (31, 10378788), (38, 8466906), (42, 7660534), (49, 6566172), (57, 5644604), (62, 5189394), (76, 4233453), (84, 3830267), (93, 3459596), (98, 3283086), (114, 2822302), (124, 2594697), (133, 2419116), (147, 2188724), (186, 1729798), (196, 1641543), (217, 1482684), (228, 1411151), (266, 1209558), (294, 1094362), (372, 864899), (399, 806372), (434, 741342), (532, 604779), (588, 547181), (589, 546252), (651, 494228), (798, 403186), (868, 370671), (929, 346332), (931, 345588), (1178, 273126), (1302, 247114), (1519, 211812), (1596, 201593), (1767, 182084), (1858, 173166), (1862, 172794), (2356, 136563), (2604, 123557), (2787, 115444), (2793, 115196), (3038, 105906), (3534, 91042), (3716, 86583), (3724, 86397), (4123, 78036), (4557, 70604), (5574, 57722), (5586, 57598), (6076, 52953), (6503, 49476), (7068, 45521), (8246, 39018), (9114, 35302), (11148, 28861), (11172, 28799), (12369, 26012), (13006, 24738), (16492, 19509), (17651, 18228)]