189574160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1993}}^1$

素因数の和:2076

約数の個数: 80

約数和(自身を含む): 467313840

約数和(自身を除く): 277739680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 1160, 1189, 1640, 1993, 2320, 2378, 3280, 3986, 4756, 5945, 7972, 9512, 9965, 11890, 15944, 19024, 19930, 23780, 31888, 39860, 47560, 57797, 79720, 81713, 95120, 115594, 159440, 163426, 231188, 288985, 326852, 408565, 462376, 577970, 653704, 817130, 924752, 1155940, 1307408, 1634260, 2311880, 2369677, 3268520, 4623760, 4739354, 6537040, 9478708, 11848385, 18957416, 23696770, 37914832, 47393540, 94787080, 189574160]

約数ペア:

[(1, 189574160), (2, 94787080), (4, 47393540), (5, 37914832), (8, 23696770), (10, 18957416), (16, 11848385), (20, 9478708), (29, 6537040), (40, 4739354), (41, 4623760), (58, 3268520), (80, 2369677), (82, 2311880), (116, 1634260), (145, 1307408), (164, 1155940), (205, 924752), (232, 817130), (290, 653704), (328, 577970), (410, 462376), (464, 408565), (580, 326852), (656, 288985), (820, 231188), (1160, 163426), (1189, 159440), (1640, 115594), (1993, 95120), (2320, 81713), (2378, 79720), (3280, 57797), (3986, 47560), (4756, 39860), (5945, 31888), (7972, 23780), (9512, 19930), (9965, 19024), (11890, 15944)]