644736

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:113

約数の個数: 64

約数和(自身を含む): 1811520

約数和(自身を除く): 1166784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 73, 92, 96, 128, 138, 146, 184, 192, 219, 276, 292, 368, 384, 438, 552, 584, 736, 876, 1104, 1168, 1472, 1679, 1752, 2208, 2336, 2944, 3358, 3504, 4416, 4672, 5037, 6716, 7008, 8832, 9344, 10074, 13432, 14016, 20148, 26864, 28032, 40296, 53728, 80592, 107456, 161184, 214912, 322368, 644736]

約数ペア:

[(1, 644736), (2, 322368), (3, 214912), (4, 161184), (6, 107456), (8, 80592), (12, 53728), (16, 40296), (23, 28032), (24, 26864), (32, 20148), (46, 14016), (48, 13432), (64, 10074), (69, 9344), (73, 8832), (92, 7008), (96, 6716), (128, 5037), (138, 4672), (146, 4416), (184, 3504), (192, 3358), (219, 2944), (276, 2336), (292, 2208), (368, 1752), (384, 1679), (438, 1472), (552, 1168), (584, 1104), (736, 876)]