390469428

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{797}}^1$

素因数の和:1277

約数の個数: 72

約数和(自身を含む): 1022461440

約数和(自身を除く): 631992012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 439, 558, 797, 878, 1116, 1317, 1594, 1756, 2391, 2634, 3188, 3951, 4782, 5268, 7173, 7902, 9564, 13609, 14346, 15804, 24707, 27218, 28692, 40827, 49414, 54436, 74121, 81654, 98828, 122481, 148242, 163308, 222363, 244962, 296484, 349883, 444726, 489924, 699766, 889452, 1049649, 1399532, 2099298, 3148947, 4198596, 6297894, 10846373, 12595788, 21692746, 32539119, 43385492, 65078238, 97617357, 130156476, 195234714, 390469428]

約数ペア:

[(1, 390469428), (2, 195234714), (3, 130156476), (4, 97617357), (6, 65078238), (9, 43385492), (12, 32539119), (18, 21692746), (31, 12595788), (36, 10846373), (62, 6297894), (93, 4198596), (124, 3148947), (186, 2099298), (279, 1399532), (372, 1049649), (439, 889452), (558, 699766), (797, 489924), (878, 444726), (1116, 349883), (1317, 296484), (1594, 244962), (1756, 222363), (2391, 163308), (2634, 148242), (3188, 122481), (3951, 98828), (4782, 81654), (5268, 74121), (7173, 54436), (7902, 49414), (9564, 40827), (13609, 28692), (14346, 27218), (15804, 24707)]