210784880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1181}}^1$

素因数の和:1314

約数の個数: 80

約数和(自身を含む): 517091904

約数和(自身を除く): 306307024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 184, 194, 230, 368, 388, 460, 485, 776, 920, 970, 1181, 1552, 1840, 1940, 2231, 2362, 3880, 4462, 4724, 5905, 7760, 8924, 9448, 11155, 11810, 17848, 18896, 22310, 23620, 27163, 35696, 44620, 47240, 54326, 89240, 94480, 108652, 114557, 135815, 178480, 217304, 229114, 271630, 434608, 458228, 543260, 572785, 916456, 1086520, 1145570, 1832912, 2173040, 2291140, 2634811, 4582280, 5269622, 9164560, 10539244, 13174055, 21078488, 26348110, 42156976, 52696220, 105392440, 210784880]

約数ペア:

[(1, 210784880), (2, 105392440), (4, 52696220), (5, 42156976), (8, 26348110), (10, 21078488), (16, 13174055), (20, 10539244), (23, 9164560), (40, 5269622), (46, 4582280), (80, 2634811), (92, 2291140), (97, 2173040), (115, 1832912), (184, 1145570), (194, 1086520), (230, 916456), (368, 572785), (388, 543260), (460, 458228), (485, 434608), (776, 271630), (920, 229114), (970, 217304), (1181, 178480), (1552, 135815), (1840, 114557), (1940, 108652), (2231, 94480), (2362, 89240), (3880, 54326), (4462, 47240), (4724, 44620), (5905, 35696), (7760, 27163), (8924, 23620), (9448, 22310), (11155, 18896), (11810, 17848)]