180794728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 128

約数和(自身を含む): 407116800

約数和(自身を除く): 226322072

約数列:

[1, 2, 4, 8, 17, 19, 31, 34, 37, 38, 61, 62, 68, 74, 76, 122, 124, 136, 148, 152, 244, 248, 296, 323, 488, 527, 589, 629, 646, 703, 1037, 1054, 1147, 1159, 1178, 1258, 1292, 1406, 1891, 2074, 2108, 2257, 2294, 2318, 2356, 2516, 2584, 2812, 3782, 4148, 4216, 4514, 4588, 4636, 4712, 5032, 5624, 7564, 8296, 9028, 9176, 9272, 10013, 11951, 15128, 18056, 19499, 19703, 20026, 21793, 23902, 32147, 35929, 38369, 38998, 39406, 40052, 42883, 43586, 47804, 64294, 69967, 71858, 76738, 77996, 78812, 80104, 85766, 87172, 95608, 128588, 139934, 143716, 153476, 155992, 157624, 171532, 174344, 257176, 279868, 287432, 306952, 343064, 370481, 559736, 610793, 729011, 740962, 1189439, 1221586, 1329373, 1458022, 1481924, 2378878, 2443172, 2658746, 2916044, 2963848, 4757756, 4886344, 5317492, 5832088, 9515512, 10634984, 22599341, 45198682, 90397364, 180794728]

約数ペア:

[(1, 180794728), (2, 90397364), (4, 45198682), (8, 22599341), (17, 10634984), (19, 9515512), (31, 5832088), (34, 5317492), (37, 4886344), (38, 4757756), (61, 2963848), (62, 2916044), (68, 2658746), (74, 2443172), (76, 2378878), (122, 1481924), (124, 1458022), (136, 1329373), (148, 1221586), (152, 1189439), (244, 740962), (248, 729011), (296, 610793), (323, 559736), (488, 370481), (527, 343064), (589, 306952), (629, 287432), (646, 279868), (703, 257176), (1037, 174344), (1054, 171532), (1147, 157624), (1159, 155992), (1178, 153476), (1258, 143716), (1292, 139934), (1406, 128588), (1891, 95608), (2074, 87172), (2108, 85766), (2257, 80104), (2294, 78812), (2318, 77996), (2356, 76738), (2516, 71858), (2584, 69967), (2812, 64294), (3782, 47804), (4148, 43586), (4216, 42883), (4514, 40052), (4588, 39406), (4636, 38998), (4712, 38369), (5032, 35929), (5624, 32147), (7564, 23902), (8296, 21793), (9028, 20026), (9176, 19703), (9272, 19499), (10013, 18056), (11951, 15128)]