689497410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1228

約数の個数: 128

約数和(自身を含む): 1965648384

約数和(自身を除く): 1276150974

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 73, 82, 105, 123, 146, 205, 210, 219, 246, 287, 365, 410, 438, 511, 574, 615, 730, 861, 1022, 1095, 1097, 1230, 1435, 1533, 1722, 2190, 2194, 2555, 2870, 2993, 3066, 3291, 4305, 5110, 5485, 5986, 6582, 7665, 7679, 8610, 8979, 10970, 14965, 15330, 15358, 16455, 17958, 20951, 23037, 29930, 32910, 38395, 41902, 44895, 44977, 46074, 62853, 76790, 80081, 89790, 89954, 104755, 115185, 125706, 134931, 160162, 209510, 224885, 230370, 240243, 269862, 314265, 314839, 400405, 449770, 480486, 560567, 628530, 629678, 674655, 800810, 944517, 1121134, 1201215, 1349310, 1574195, 1681701, 1889034, 2402430, 2802835, 3148390, 3283321, 3363402, 4722585, 5605670, 6566642, 8408505, 9445170, 9849963, 16416605, 16817010, 19699926, 22983247, 32833210, 45966494, 49249815, 68949741, 98499630, 114916235, 137899482, 229832470, 344748705, 689497410]

約数ペア:

[(1, 689497410), (2, 344748705), (3, 229832470), (5, 137899482), (6, 114916235), (7, 98499630), (10, 68949741), (14, 49249815), (15, 45966494), (21, 32833210), (30, 22983247), (35, 19699926), (41, 16817010), (42, 16416605), (70, 9849963), (73, 9445170), (82, 8408505), (105, 6566642), (123, 5605670), (146, 4722585), (205, 3363402), (210, 3283321), (219, 3148390), (246, 2802835), (287, 2402430), (365, 1889034), (410, 1681701), (438, 1574195), (511, 1349310), (574, 1201215), (615, 1121134), (730, 944517), (861, 800810), (1022, 674655), (1095, 629678), (1097, 628530), (1230, 560567), (1435, 480486), (1533, 449770), (1722, 400405), (2190, 314839), (2194, 314265), (2555, 269862), (2870, 240243), (2993, 230370), (3066, 224885), (3291, 209510), (4305, 160162), (5110, 134931), (5485, 125706), (5986, 115185), (6582, 104755), (7665, 89954), (7679, 89790), (8610, 80081), (8979, 76790), (10970, 62853), (14965, 46074), (15330, 44977), (15358, 44895), (16455, 41902), (17958, 38395), (20951, 32910), (23037, 29930)]