203400225

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1020

約数の個数: 108

約数和(自身を含む): 446556240

約数和(自身を除く): 243156015

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 49, 57, 63, 75, 95, 105, 133, 147, 171, 175, 225, 245, 285, 315, 399, 441, 475, 525, 665, 735, 855, 931, 971, 1197, 1225, 1425, 1575, 1995, 2205, 2793, 2913, 3325, 3675, 4275, 4655, 4855, 5985, 6797, 8379, 8739, 9975, 11025, 13965, 14565, 18449, 20391, 23275, 24275, 29925, 33985, 41895, 43695, 47579, 55347, 61173, 69825, 72825, 92245, 101955, 129143, 142737, 166041, 169925, 209475, 218475, 237895, 276735, 305865, 387429, 428211, 461225, 509775, 645715, 713685, 830205, 904001, 1162287, 1189475, 1383675, 1529325, 1937145, 2141055, 2712003, 3228575, 3568425, 4151025, 4520005, 5811435, 8136009, 9685725, 10705275, 13560015, 22600025, 29057175, 40680045, 67800075, 203400225]

約数ペア:

[(1, 203400225), (3, 67800075), (5, 40680045), (7, 29057175), (9, 22600025), (15, 13560015), (19, 10705275), (21, 9685725), (25, 8136009), (35, 5811435), (45, 4520005), (49, 4151025), (57, 3568425), (63, 3228575), (75, 2712003), (95, 2141055), (105, 1937145), (133, 1529325), (147, 1383675), (171, 1189475), (175, 1162287), (225, 904001), (245, 830205), (285, 713685), (315, 645715), (399, 509775), (441, 461225), (475, 428211), (525, 387429), (665, 305865), (735, 276735), (855, 237895), (931, 218475), (971, 209475), (1197, 169925), (1225, 166041), (1425, 142737), (1575, 129143), (1995, 101955), (2205, 92245), (2793, 72825), (2913, 69825), (3325, 61173), (3675, 55347), (4275, 47579), (4655, 43695), (4855, 41895), (5985, 33985), (6797, 29925), (8379, 24275), (8739, 23275), (9975, 20391), (11025, 18449), (13965, 14565)]