201481875

素因数分解:

$3^2\times 5^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 180

約数和(自身を含む): 458347032

約数和(自身を除く): 256865157

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 43, 45, 49, 51, 63, 75, 85, 105, 119, 125, 129, 147, 153, 175, 215, 225, 245, 255, 301, 315, 357, 375, 387, 425, 441, 525, 595, 625, 645, 731, 735, 765, 833, 875, 903, 1071, 1075, 1125, 1225, 1275, 1505, 1575, 1785, 1875, 1935, 2107, 2125, 2193, 2205, 2499, 2625, 2709, 2975, 3225, 3655, 3675, 3825, 4165, 4375, 4515, 5117, 5355, 5375, 5625, 6125, 6321, 6375, 6579, 7497, 7525, 7875, 8925, 9675, 10535, 10625, 10965, 11025, 12495, 13125, 13545, 14875, 15351, 16125, 18275, 18375, 18963, 19125, 20825, 22575, 25585, 26775, 26875, 30625, 31605, 31875, 32895, 35819, 37485, 37625, 39375, 44625, 46053, 48375, 52675, 54825, 55125, 62475, 67725, 74375, 76755, 80625, 91375, 91875, 94815, 95625, 104125, 107457, 112875, 127925, 133875, 158025, 164475, 179095, 187425, 188125, 223125, 230265, 241875, 263375, 274125, 275625, 312375, 322371, 338625, 383775, 456875, 474075, 520625, 537285, 564375, 639625, 669375, 790125, 822375, 895475, 937125, 1151325, 1316875, 1370625, 1561875, 1611855, 1693125, 1918875, 2370375, 2686425, 3198125, 3950625, 4111875, 4477375, 4685625, 5756625, 8059275, 9594375, 11851875, 13432125, 22386875, 28783125, 40296375, 67160625, 201481875]

約数ペア:

[(1, 201481875), (3, 67160625), (5, 40296375), (7, 28783125), (9, 22386875), (15, 13432125), (17, 11851875), (21, 9594375), (25, 8059275), (35, 5756625), (43, 4685625), (45, 4477375), (49, 4111875), (51, 3950625), (63, 3198125), (75, 2686425), (85, 2370375), (105, 1918875), (119, 1693125), (125, 1611855), (129, 1561875), (147, 1370625), (153, 1316875), (175, 1151325), (215, 937125), (225, 895475), (245, 822375), (255, 790125), (301, 669375), (315, 639625), (357, 564375), (375, 537285), (387, 520625), (425, 474075), (441, 456875), (525, 383775), (595, 338625), (625, 322371), (645, 312375), (731, 275625), (735, 274125), (765, 263375), (833, 241875), (875, 230265), (903, 223125), (1071, 188125), (1075, 187425), (1125, 179095), (1225, 164475), (1275, 158025), (1505, 133875), (1575, 127925), (1785, 112875), (1875, 107457), (1935, 104125), (2107, 95625), (2125, 94815), (2193, 91875), (2205, 91375), (2499, 80625), (2625, 76755), (2709, 74375), (2975, 67725), (3225, 62475), (3655, 55125), (3675, 54825), (3825, 52675), (4165, 48375), (4375, 46053), (4515, 44625), (5117, 39375), (5355, 37625), (5375, 37485), (5625, 35819), (6125, 32895), (6321, 31875), (6375, 31605), (6579, 30625), (7497, 26875), (7525, 26775), (7875, 25585), (8925, 22575), (9675, 20825), (10535, 19125), (10625, 18963), (10965, 18375), (11025, 18275), (12495, 16125), (13125, 15351), (13545, 14875)]