311944630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:781

約数の個数: 64

約数和(自身を含む): 614780928

約数和(自身を除く): 302836298

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 67, 115, 134, 155, 230, 310, 335, 653, 670, 713, 1306, 1426, 1541, 2077, 3082, 3265, 3565, 4154, 6530, 7130, 7705, 10385, 15019, 15410, 20243, 20770, 30038, 40486, 43751, 47771, 75095, 87502, 95542, 101215, 150190, 202430, 218755, 238855, 437510, 465589, 477710, 931178, 1006273, 1356281, 2012546, 2327945, 2712562, 4655890, 5031365, 6781405, 10062730, 13562810, 31194463, 62388926, 155972315, 311944630]

約数ペア:

[(1, 311944630), (2, 155972315), (5, 62388926), (10, 31194463), (23, 13562810), (31, 10062730), (46, 6781405), (62, 5031365), (67, 4655890), (115, 2712562), (134, 2327945), (155, 2012546), (230, 1356281), (310, 1006273), (335, 931178), (653, 477710), (670, 465589), (713, 437510), (1306, 238855), (1426, 218755), (1541, 202430), (2077, 150190), (3082, 101215), (3265, 95542), (3565, 87502), (4154, 75095), (6530, 47771), (7130, 43751), (7705, 40486), (10385, 30038), (15019, 20770), (15410, 20243)]