253343860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9677}}^1$

素因数の和:9721

約数の個数: 96

約数和(自身を含む): 702390528

約数和(自身を除く): 449046668

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1870, 2380, 2618, 3740, 5236, 6545, 9677, 13090, 19354, 26180, 38708, 48385, 67739, 96770, 106447, 135478, 164509, 193540, 212894, 270956, 329018, 338695, 425788, 532235, 658036, 677390, 745129, 822545, 1064470, 1151563, 1354780, 1490258, 1645090, 1809599, 2128940, 2303126, 2980516, 3290180, 3619198, 3725645, 4606252, 5757815, 7238396, 7451290, 9047995, 11515630, 12667193, 14902580, 18095990, 23031260, 25334386, 36191980, 50668772, 63335965, 126671930, 253343860]

約数ペア:

[(1, 253343860), (2, 126671930), (4, 63335965), (5, 50668772), (7, 36191980), (10, 25334386), (11, 23031260), (14, 18095990), (17, 14902580), (20, 12667193), (22, 11515630), (28, 9047995), (34, 7451290), (35, 7238396), (44, 5757815), (55, 4606252), (68, 3725645), (70, 3619198), (77, 3290180), (85, 2980516), (110, 2303126), (119, 2128940), (140, 1809599), (154, 1645090), (170, 1490258), (187, 1354780), (220, 1151563), (238, 1064470), (308, 822545), (340, 745129), (374, 677390), (385, 658036), (476, 532235), (595, 425788), (748, 338695), (770, 329018), (935, 270956), (1190, 212894), (1309, 193540), (1540, 164509), (1870, 135478), (2380, 106447), (2618, 96770), (3740, 67739), (5236, 48385), (6545, 38708), (9677, 26180), (13090, 19354)]