312972400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:603

約数の個数: 120

約数和(自身を含む): 817465040

約数和(自身を除く): 504492640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 139, 200, 208, 260, 278, 325, 400, 433, 520, 556, 650, 695, 866, 1040, 1112, 1300, 1390, 1732, 1807, 2165, 2224, 2600, 2780, 3464, 3475, 3614, 4330, 5200, 5560, 5629, 6928, 6950, 7228, 8660, 9035, 10825, 11120, 11258, 13900, 14456, 17320, 18070, 21650, 22516, 27800, 28145, 28912, 34640, 36140, 43300, 45032, 45175, 55600, 56290, 60187, 72280, 86600, 90064, 90350, 112580, 120374, 140725, 144560, 173200, 180700, 225160, 240748, 281450, 300935, 361400, 450320, 481496, 562900, 601870, 722800, 782431, 962992, 1125800, 1203740, 1504675, 1564862, 2251600, 2407480, 3009350, 3129724, 3912155, 4814960, 6018700, 6259448, 7824310, 12037400, 12518896, 15648620, 19560775, 24074800, 31297240, 39121550, 62594480, 78243100, 156486200, 312972400]

約数ペア:

[(1, 312972400), (2, 156486200), (4, 78243100), (5, 62594480), (8, 39121550), (10, 31297240), (13, 24074800), (16, 19560775), (20, 15648620), (25, 12518896), (26, 12037400), (40, 7824310), (50, 6259448), (52, 6018700), (65, 4814960), (80, 3912155), (100, 3129724), (104, 3009350), (130, 2407480), (139, 2251600), (200, 1564862), (208, 1504675), (260, 1203740), (278, 1125800), (325, 962992), (400, 782431), (433, 722800), (520, 601870), (556, 562900), (650, 481496), (695, 450320), (866, 361400), (1040, 300935), (1112, 281450), (1300, 240748), (1390, 225160), (1732, 180700), (1807, 173200), (2165, 144560), (2224, 140725), (2600, 120374), (2780, 112580), (3464, 90350), (3475, 90064), (3614, 86600), (4330, 72280), (5200, 60187), (5560, 56290), (5629, 55600), (6928, 45175), (6950, 45032), (7228, 43300), (8660, 36140), (9035, 34640), (10825, 28912), (11120, 28145), (11258, 27800), (13900, 22516), (14456, 21650), (17320, 18070)]