388430080

素因数分解:

$2^8\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4157}}^1$

素因数の和:4251

約数の個数: 72

約数和(自身を含む): 943383672

約数和(自身を除く): 554953592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 584, 640, 730, 1168, 1280, 1460, 2336, 2920, 4157, 4672, 5840, 8314, 9344, 11680, 16628, 18688, 20785, 23360, 33256, 41570, 46720, 66512, 83140, 93440, 133024, 166280, 266048, 303461, 332560, 532096, 606922, 665120, 1064192, 1213844, 1330240, 1517305, 2427688, 2660480, 3034610, 4855376, 5320960, 6069220, 9710752, 12138440, 19421504, 24276880, 38843008, 48553760, 77686016, 97107520, 194215040, 388430080]

約数ペア:

[(1, 388430080), (2, 194215040), (4, 97107520), (5, 77686016), (8, 48553760), (10, 38843008), (16, 24276880), (20, 19421504), (32, 12138440), (40, 9710752), (64, 6069220), (73, 5320960), (80, 4855376), (128, 3034610), (146, 2660480), (160, 2427688), (256, 1517305), (292, 1330240), (320, 1213844), (365, 1064192), (584, 665120), (640, 606922), (730, 532096), (1168, 332560), (1280, 303461), (1460, 266048), (2336, 166280), (2920, 133024), (4157, 93440), (4672, 83140), (5840, 66512), (8314, 46720), (9344, 41570), (11680, 33256), (16628, 23360), (18688, 20785)]