318203925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 606211200

約数和(自身を除く): 288007275

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 89, 95, 193, 195, 247, 267, 285, 325, 445, 475, 579, 741, 965, 975, 1157, 1235, 1335, 1425, 1691, 2225, 2509, 2895, 3471, 3667, 3705, 4825, 5073, 5785, 6175, 6675, 7527, 8455, 11001, 12545, 14475, 17177, 17355, 18335, 18525, 21983, 25365, 28925, 37635, 42275, 47671, 51531, 55005, 62725, 65949, 85885, 86775, 91675, 109915, 126825, 143013, 188175, 223301, 238355, 257655, 275025, 326363, 329745, 429425, 549575, 669903, 715065, 979089, 1116505, 1191775, 1288275, 1631815, 1648725, 3349515, 3575325, 4242719, 4895445, 5582525, 8159075, 12728157, 16747575, 21213595, 24477225, 63640785, 106067975, 318203925]

約数ペア:

[(1, 318203925), (3, 106067975), (5, 63640785), (13, 24477225), (15, 21213595), (19, 16747575), (25, 12728157), (39, 8159075), (57, 5582525), (65, 4895445), (75, 4242719), (89, 3575325), (95, 3349515), (193, 1648725), (195, 1631815), (247, 1288275), (267, 1191775), (285, 1116505), (325, 979089), (445, 715065), (475, 669903), (579, 549575), (741, 429425), (965, 329745), (975, 326363), (1157, 275025), (1235, 257655), (1335, 238355), (1425, 223301), (1691, 188175), (2225, 143013), (2509, 126825), (2895, 109915), (3471, 91675), (3667, 86775), (3705, 85885), (4825, 65949), (5073, 62725), (5785, 55005), (6175, 51531), (6675, 47671), (7527, 42275), (8455, 37635), (11001, 28925), (12545, 25365), (14475, 21983), (17177, 18525), (17355, 18335)]