206540820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:335

約数の個数: 192

約数和(自身を含む): 689472000

約数和(自身を除く): 482931180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 149, 151, 153, 170, 180, 204, 255, 270, 298, 302, 306, 340, 447, 453, 459, 510, 540, 596, 604, 612, 745, 755, 765, 894, 906, 918, 1020, 1341, 1359, 1490, 1510, 1530, 1788, 1812, 1836, 2235, 2265, 2295, 2533, 2567, 2682, 2718, 2980, 3020, 3060, 4023, 4077, 4470, 4530, 4590, 5066, 5134, 5364, 5436, 6705, 6795, 7599, 7701, 8046, 8154, 8940, 9060, 9180, 10132, 10268, 12665, 12835, 13410, 13590, 15198, 15402, 16092, 16308, 20115, 20385, 22499, 22797, 23103, 25330, 25670, 26820, 27180, 30396, 30804, 37995, 38505, 40230, 40770, 44998, 45594, 46206, 50660, 51340, 67497, 68391, 69309, 75990, 77010, 80460, 81540, 89996, 91188, 92412, 112495, 113985, 115515, 134994, 136782, 138618, 151980, 154020, 202491, 224990, 227970, 231030, 269988, 273564, 277236, 337485, 341955, 346545, 382483, 404982, 449980, 455940, 462060, 607473, 674970, 683910, 693090, 764966, 809964, 1012455, 1147449, 1214946, 1349940, 1367820, 1386180, 1529932, 1912415, 2024910, 2294898, 2429892, 3037365, 3442347, 3824830, 4049820, 4589796, 5737245, 6074730, 6884694, 7649660, 10327041, 11474490, 12149460, 13769388, 17211735, 20654082, 22948980, 34423470, 41308164, 51635205, 68846940, 103270410, 206540820]

約数ペア:

[(1, 206540820), (2, 103270410), (3, 68846940), (4, 51635205), (5, 41308164), (6, 34423470), (9, 22948980), (10, 20654082), (12, 17211735), (15, 13769388), (17, 12149460), (18, 11474490), (20, 10327041), (27, 7649660), (30, 6884694), (34, 6074730), (36, 5737245), (45, 4589796), (51, 4049820), (54, 3824830), (60, 3442347), (68, 3037365), (85, 2429892), (90, 2294898), (102, 2024910), (108, 1912415), (135, 1529932), (149, 1386180), (151, 1367820), (153, 1349940), (170, 1214946), (180, 1147449), (204, 1012455), (255, 809964), (270, 764966), (298, 693090), (302, 683910), (306, 674970), (340, 607473), (447, 462060), (453, 455940), (459, 449980), (510, 404982), (540, 382483), (596, 346545), (604, 341955), (612, 337485), (745, 277236), (755, 273564), (765, 269988), (894, 231030), (906, 227970), (918, 224990), (1020, 202491), (1341, 154020), (1359, 151980), (1490, 138618), (1510, 136782), (1530, 134994), (1788, 115515), (1812, 113985), (1836, 112495), (2235, 92412), (2265, 91188), (2295, 89996), (2533, 81540), (2567, 80460), (2682, 77010), (2718, 75990), (2980, 69309), (3020, 68391), (3060, 67497), (4023, 51340), (4077, 50660), (4470, 46206), (4530, 45594), (4590, 44998), (5066, 40770), (5134, 40230), (5364, 38505), (5436, 37995), (6705, 30804), (6795, 30396), (7599, 27180), (7701, 26820), (8046, 25670), (8154, 25330), (8940, 23103), (9060, 22797), (9180, 22499), (10132, 20385), (10268, 20115), (12665, 16308), (12835, 16092), (13410, 15402), (13590, 15198)]