393765720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{701}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 1229230080

約数和(自身を除く): 835464360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 151, 155, 186, 248, 302, 310, 372, 453, 465, 604, 620, 701, 744, 755, 906, 930, 1208, 1240, 1402, 1510, 1812, 1860, 2103, 2265, 2804, 3020, 3505, 3624, 3720, 4206, 4530, 4681, 5608, 6040, 7010, 8412, 9060, 9362, 10515, 14020, 14043, 16824, 18120, 18724, 21030, 21731, 23405, 28040, 28086, 37448, 42060, 43462, 46810, 56172, 65193, 70215, 84120, 86924, 93620, 105851, 108655, 112344, 130386, 140430, 173848, 187240, 211702, 217310, 260772, 280860, 317553, 325965, 423404, 434620, 521544, 529255, 561720, 635106, 651930, 846808, 869240, 1058510, 1270212, 1303860, 1587765, 2117020, 2540424, 2607720, 3175530, 3281381, 4234040, 6351060, 6562762, 9844143, 12702120, 13125524, 16406905, 19688286, 26251048, 32813810, 39376572, 49220715, 65627620, 78753144, 98441430, 131255240, 196882860, 393765720]

約数ペア:

[(1, 393765720), (2, 196882860), (3, 131255240), (4, 98441430), (5, 78753144), (6, 65627620), (8, 49220715), (10, 39376572), (12, 32813810), (15, 26251048), (20, 19688286), (24, 16406905), (30, 13125524), (31, 12702120), (40, 9844143), (60, 6562762), (62, 6351060), (93, 4234040), (120, 3281381), (124, 3175530), (151, 2607720), (155, 2540424), (186, 2117020), (248, 1587765), (302, 1303860), (310, 1270212), (372, 1058510), (453, 869240), (465, 846808), (604, 651930), (620, 635106), (701, 561720), (744, 529255), (755, 521544), (906, 434620), (930, 423404), (1208, 325965), (1240, 317553), (1402, 280860), (1510, 260772), (1812, 217310), (1860, 211702), (2103, 187240), (2265, 173848), (2804, 140430), (3020, 130386), (3505, 112344), (3624, 108655), (3720, 105851), (4206, 93620), (4530, 86924), (4681, 84120), (5608, 70215), (6040, 65193), (7010, 56172), (8412, 46810), (9060, 43462), (9362, 42060), (10515, 37448), (14020, 28086), (14043, 28040), (16824, 23405), (18120, 21731), (18724, 21030)]