315040340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{1933}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 687188880

約数和(自身を除く): 372148540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 281, 290, 562, 580, 1124, 1405, 1933, 2810, 3866, 5620, 7732, 8149, 9665, 16298, 19330, 32596, 38660, 40745, 56057, 81490, 112114, 162980, 224228, 280285, 543173, 560570, 1086346, 1121140, 2172692, 2715865, 5431730, 10863460, 15752017, 31504034, 63008068, 78760085, 157520170, 315040340]

約数ペア:

[(1, 315040340), (2, 157520170), (4, 78760085), (5, 63008068), (10, 31504034), (20, 15752017), (29, 10863460), (58, 5431730), (116, 2715865), (145, 2172692), (281, 1121140), (290, 1086346), (562, 560570), (580, 543173), (1124, 280285), (1405, 224228), (1933, 162980), (2810, 112114), (3866, 81490), (5620, 56057), (7732, 40745), (8149, 38660), (9665, 32596), (16298, 19330)]