243691520

素因数分解:

$2^{12}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 104

約数和(自身を含む): 596435856

約数和(自身を除く): 352744336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 163, 256, 292, 320, 326, 365, 512, 584, 640, 652, 730, 815, 1024, 1168, 1280, 1304, 1460, 1630, 2048, 2336, 2560, 2608, 2920, 3260, 4096, 4672, 5120, 5216, 5840, 6520, 9344, 10240, 10432, 11680, 11899, 13040, 18688, 20480, 20864, 23360, 23798, 26080, 37376, 41728, 46720, 47596, 52160, 59495, 74752, 83456, 93440, 95192, 104320, 118990, 149504, 166912, 186880, 190384, 208640, 237980, 299008, 333824, 373760, 380768, 417280, 475960, 667648, 747520, 761536, 834560, 951920, 1495040, 1523072, 1669120, 1903840, 3046144, 3338240, 3807680, 6092288, 7615360, 12184576, 15230720, 24369152, 30461440, 48738304, 60922880, 121845760, 243691520]

約数ペア:

[(1, 243691520), (2, 121845760), (4, 60922880), (5, 48738304), (8, 30461440), (10, 24369152), (16, 15230720), (20, 12184576), (32, 7615360), (40, 6092288), (64, 3807680), (73, 3338240), (80, 3046144), (128, 1903840), (146, 1669120), (160, 1523072), (163, 1495040), (256, 951920), (292, 834560), (320, 761536), (326, 747520), (365, 667648), (512, 475960), (584, 417280), (640, 380768), (652, 373760), (730, 333824), (815, 299008), (1024, 237980), (1168, 208640), (1280, 190384), (1304, 186880), (1460, 166912), (1630, 149504), (2048, 118990), (2336, 104320), (2560, 95192), (2608, 93440), (2920, 83456), (3260, 74752), (4096, 59495), (4672, 52160), (5120, 47596), (5216, 46720), (5840, 41728), (6520, 37376), (9344, 26080), (10240, 23798), (10432, 23360), (11680, 20864), (11899, 20480), (13040, 18688)]