205122750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 593049600

約数和(自身を除く): 387926850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 89, 105, 125, 150, 175, 178, 210, 250, 267, 350, 375, 439, 445, 525, 534, 623, 750, 875, 878, 890, 1050, 1246, 1317, 1335, 1750, 1869, 2195, 2225, 2625, 2634, 2670, 3073, 3115, 3738, 4390, 4450, 5250, 6146, 6230, 6585, 6675, 9219, 9345, 10975, 11125, 13170, 13350, 15365, 15575, 18438, 18690, 21950, 22250, 30730, 31150, 32925, 33375, 39071, 46095, 46725, 54875, 65850, 66750, 76825, 77875, 78142, 92190, 93450, 109750, 117213, 153650, 155750, 164625, 195355, 230475, 233625, 234426, 273497, 329250, 384125, 390710, 460950, 467250, 546994, 586065, 768250, 820491, 976775, 1152375, 1172130, 1367485, 1640982, 1953550, 2304750, 2734970, 2930325, 4102455, 4883875, 5860650, 6837425, 8204910, 9767750, 13674850, 14651625, 20512275, 29303250, 34187125, 41024550, 68374250, 102561375, 205122750]

約数ペア:

[(1, 205122750), (2, 102561375), (3, 68374250), (5, 41024550), (6, 34187125), (7, 29303250), (10, 20512275), (14, 14651625), (15, 13674850), (21, 9767750), (25, 8204910), (30, 6837425), (35, 5860650), (42, 4883875), (50, 4102455), (70, 2930325), (75, 2734970), (89, 2304750), (105, 1953550), (125, 1640982), (150, 1367485), (175, 1172130), (178, 1152375), (210, 976775), (250, 820491), (267, 768250), (350, 586065), (375, 546994), (439, 467250), (445, 460950), (525, 390710), (534, 384125), (623, 329250), (750, 273497), (875, 234426), (878, 233625), (890, 230475), (1050, 195355), (1246, 164625), (1317, 155750), (1335, 153650), (1750, 117213), (1869, 109750), (2195, 93450), (2225, 92190), (2625, 78142), (2634, 77875), (2670, 76825), (3073, 66750), (3115, 65850), (3738, 54875), (4390, 46725), (4450, 46095), (5250, 39071), (6146, 33375), (6230, 32925), (6585, 31150), (6675, 30730), (9219, 22250), (9345, 21950), (10975, 18690), (11125, 18438), (13170, 15575), (13350, 15365)]