31401160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 84603960

約数和(自身を除く): 53202800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 74, 98, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 433, 490, 518, 740, 866, 980, 1036, 1295, 1480, 1732, 1813, 1960, 2072, 2165, 2590, 3031, 3464, 3626, 4330, 5180, 6062, 7252, 8660, 9065, 10360, 12124, 14504, 15155, 16021, 17320, 18130, 21217, 24248, 30310, 32042, 36260, 42434, 60620, 64084, 72520, 80105, 84868, 106085, 112147, 121240, 128168, 160210, 169736, 212170, 224294, 320420, 424340, 448588, 560735, 640840, 785029, 848680, 897176, 1121470, 1570058, 2242940, 3140116, 3925145, 4485880, 6280232, 7850290, 15700580, 31401160]

約数ペア:

[(1, 31401160), (2, 15700580), (4, 7850290), (5, 6280232), (7, 4485880), (8, 3925145), (10, 3140116), (14, 2242940), (20, 1570058), (28, 1121470), (35, 897176), (37, 848680), (40, 785029), (49, 640840), (56, 560735), (70, 448588), (74, 424340), (98, 320420), (140, 224294), (148, 212170), (185, 169736), (196, 160210), (245, 128168), (259, 121240), (280, 112147), (296, 106085), (370, 84868), (392, 80105), (433, 72520), (490, 64084), (518, 60620), (740, 42434), (866, 36260), (980, 32042), (1036, 30310), (1295, 24248), (1480, 21217), (1732, 18130), (1813, 17320), (1960, 16021), (2072, 15155), (2165, 14504), (2590, 12124), (3031, 10360), (3464, 9065), (3626, 8660), (4330, 7252), (5180, 6062)]