320172588

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:425

約数の個数: 120

約数和(自身を含む): 874266624

約数和(自身を除く): 554094036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 127, 162, 186, 251, 254, 279, 324, 372, 381, 502, 508, 558, 753, 762, 837, 1004, 1116, 1143, 1506, 1524, 1674, 2259, 2286, 2511, 3012, 3348, 3429, 3937, 4518, 4572, 5022, 6777, 6858, 7781, 7874, 9036, 10044, 10287, 11811, 13554, 13716, 15562, 15748, 20331, 20574, 23343, 23622, 27108, 31124, 31877, 35433, 40662, 41148, 46686, 47244, 63754, 70029, 70866, 81324, 93372, 95631, 106299, 127508, 140058, 141732, 191262, 210087, 212598, 280116, 286893, 318897, 382524, 420174, 425196, 573786, 630261, 637794, 840348, 860679, 988187, 1147572, 1260522, 1275588, 1721358, 1976374, 2521044, 2582037, 2964561, 3442716, 3952748, 5164074, 5929122, 8893683, 10328148, 11858244, 17787366, 26681049, 35574732, 53362098, 80043147, 106724196, 160086294, 320172588]

約数ペア:

[(1, 320172588), (2, 160086294), (3, 106724196), (4, 80043147), (6, 53362098), (9, 35574732), (12, 26681049), (18, 17787366), (27, 11858244), (31, 10328148), (36, 8893683), (54, 5929122), (62, 5164074), (81, 3952748), (93, 3442716), (108, 2964561), (124, 2582037), (127, 2521044), (162, 1976374), (186, 1721358), (251, 1275588), (254, 1260522), (279, 1147572), (324, 988187), (372, 860679), (381, 840348), (502, 637794), (508, 630261), (558, 573786), (753, 425196), (762, 420174), (837, 382524), (1004, 318897), (1116, 286893), (1143, 280116), (1506, 212598), (1524, 210087), (1674, 191262), (2259, 141732), (2286, 140058), (2511, 127508), (3012, 106299), (3348, 95631), (3429, 93372), (3937, 81324), (4518, 70866), (4572, 70029), (5022, 63754), (6777, 47244), (6858, 46686), (7781, 41148), (7874, 40662), (9036, 35433), (10044, 31877), (10287, 31124), (11811, 27108), (13554, 23622), (13716, 23343), (15562, 20574), (15748, 20331)]