208878930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 144

約数和(自身を含む): 608414976

約数和(自身を除く): 399536046

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 169, 186, 195, 234, 279, 310, 338, 390, 403, 443, 465, 507, 558, 585, 806, 845, 886, 930, 1014, 1170, 1209, 1329, 1395, 1521, 1690, 2015, 2215, 2418, 2535, 2658, 2790, 3042, 3627, 3987, 4030, 4430, 5070, 5239, 5759, 6045, 6645, 7254, 7605, 7974, 10478, 11518, 12090, 13290, 13733, 15210, 15717, 17277, 18135, 19935, 26195, 27466, 28795, 31434, 34554, 36270, 39870, 41199, 47151, 51831, 52390, 57590, 68665, 74867, 78585, 82398, 86385, 94302, 103662, 123597, 137330, 149734, 157170, 172770, 178529, 205995, 224601, 235755, 247194, 259155, 357058, 374335, 411990, 449202, 471510, 518310, 535587, 617985, 673803, 748670, 892645, 1071174, 1123005, 1235970, 1347606, 1606761, 1785290, 2246010, 2320877, 2677935, 3213522, 3369015, 4641754, 5355870, 6738030, 6962631, 8033805, 11604385, 13925262, 16067610, 20887893, 23208770, 34813155, 41775786, 69626310, 104439465, 208878930]

約数ペア:

[(1, 208878930), (2, 104439465), (3, 69626310), (5, 41775786), (6, 34813155), (9, 23208770), (10, 20887893), (13, 16067610), (15, 13925262), (18, 11604385), (26, 8033805), (30, 6962631), (31, 6738030), (39, 5355870), (45, 4641754), (62, 3369015), (65, 3213522), (78, 2677935), (90, 2320877), (93, 2246010), (117, 1785290), (130, 1606761), (155, 1347606), (169, 1235970), (186, 1123005), (195, 1071174), (234, 892645), (279, 748670), (310, 673803), (338, 617985), (390, 535587), (403, 518310), (443, 471510), (465, 449202), (507, 411990), (558, 374335), (585, 357058), (806, 259155), (845, 247194), (886, 235755), (930, 224601), (1014, 205995), (1170, 178529), (1209, 172770), (1329, 157170), (1395, 149734), (1521, 137330), (1690, 123597), (2015, 103662), (2215, 94302), (2418, 86385), (2535, 82398), (2658, 78585), (2790, 74867), (3042, 68665), (3627, 57590), (3987, 52390), (4030, 51831), (4430, 47151), (5070, 41199), (5239, 39870), (5759, 36270), (6045, 34554), (6645, 31434), (7254, 28795), (7605, 27466), (7974, 26195), (10478, 19935), (11518, 18135), (12090, 17277), (13290, 15717), (13733, 15210)]