200907900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 216

約数和(自身を含む): 686067200

約数和(自身を除く): 485159300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 31, 36, 38, 45, 50, 57, 60, 62, 75, 76, 90, 93, 95, 100, 114, 124, 150, 155, 171, 180, 186, 190, 225, 228, 279, 285, 300, 310, 342, 372, 379, 380, 450, 465, 475, 558, 570, 589, 620, 684, 758, 775, 855, 900, 930, 950, 1116, 1137, 1140, 1178, 1395, 1425, 1516, 1550, 1710, 1767, 1860, 1895, 1900, 2274, 2325, 2356, 2790, 2850, 2945, 3100, 3411, 3420, 3534, 3790, 4275, 4548, 4650, 5301, 5580, 5685, 5700, 5890, 6822, 6975, 7068, 7201, 7580, 8550, 8835, 9300, 9475, 10602, 11370, 11749, 11780, 13644, 13950, 14402, 14725, 17055, 17100, 17670, 18950, 21204, 21603, 22740, 23498, 26505, 27900, 28425, 28804, 29450, 34110, 35247, 35340, 36005, 37900, 43206, 44175, 46996, 53010, 56850, 58745, 58900, 64809, 68220, 70494, 72010, 85275, 86412, 88350, 105741, 106020, 108015, 113700, 117490, 129618, 132525, 140988, 144020, 170550, 176235, 176700, 180025, 211482, 216030, 223231, 234980, 259236, 265050, 293725, 324045, 341100, 352470, 360050, 422964, 432060, 446462, 528705, 530100, 540075, 587450, 648090, 669693, 704940, 720100, 881175, 892924, 1057410, 1080150, 1116155, 1174900, 1296180, 1339386, 1620225, 1762350, 2009079, 2114820, 2160300, 2232310, 2643525, 2678772, 3240450, 3348465, 3524700, 4018158, 4464620, 5287050, 5580775, 6480900, 6696930, 8036316, 10045395, 10574100, 11161550, 13393860, 16742325, 20090790, 22323100, 33484650, 40181580, 50226975, 66969300, 100453950, 200907900]

約数ペア:

[(1, 200907900), (2, 100453950), (3, 66969300), (4, 50226975), (5, 40181580), (6, 33484650), (9, 22323100), (10, 20090790), (12, 16742325), (15, 13393860), (18, 11161550), (19, 10574100), (20, 10045395), (25, 8036316), (30, 6696930), (31, 6480900), (36, 5580775), (38, 5287050), (45, 4464620), (50, 4018158), (57, 3524700), (60, 3348465), (62, 3240450), (75, 2678772), (76, 2643525), (90, 2232310), (93, 2160300), (95, 2114820), (100, 2009079), (114, 1762350), (124, 1620225), (150, 1339386), (155, 1296180), (171, 1174900), (180, 1116155), (186, 1080150), (190, 1057410), (225, 892924), (228, 881175), (279, 720100), (285, 704940), (300, 669693), (310, 648090), (342, 587450), (372, 540075), (379, 530100), (380, 528705), (450, 446462), (465, 432060), (475, 422964), (558, 360050), (570, 352470), (589, 341100), (620, 324045), (684, 293725), (758, 265050), (775, 259236), (855, 234980), (900, 223231), (930, 216030), (950, 211482), (1116, 180025), (1137, 176700), (1140, 176235), (1178, 170550), (1395, 144020), (1425, 140988), (1516, 132525), (1550, 129618), (1710, 117490), (1767, 113700), (1860, 108015), (1895, 106020), (1900, 105741), (2274, 88350), (2325, 86412), (2356, 85275), (2790, 72010), (2850, 70494), (2945, 68220), (3100, 64809), (3411, 58900), (3420, 58745), (3534, 56850), (3790, 53010), (4275, 46996), (4548, 44175), (4650, 43206), (5301, 37900), (5580, 36005), (5685, 35340), (5700, 35247), (5890, 34110), (6822, 29450), (6975, 28804), (7068, 28425), (7201, 27900), (7580, 26505), (8550, 23498), (8835, 22740), (9300, 21603), (9475, 21204), (10602, 18950), (11370, 17670), (11749, 17100), (11780, 17055), (13644, 14725), (13950, 14402)]