308701728

素因数分解:

$2^5\times 3^2\times {\mathrm{643}}^1\times {\mathrm{1667}}^1$

素因数の和:2326

約数の個数: 72

約数和(自身を含む): 879763248

約数和(自身を除く): 571061520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 643, 1286, 1667, 1929, 2572, 3334, 3858, 5001, 5144, 5787, 6668, 7716, 10002, 10288, 11574, 13336, 15003, 15432, 20004, 20576, 23148, 26672, 30006, 30864, 40008, 46296, 53344, 60012, 61728, 80016, 92592, 120024, 160032, 185184, 240048, 480096, 1071881, 2143762, 3215643, 4287524, 6431286, 8575048, 9646929, 12862572, 17150096, 19293858, 25725144, 34300192, 38587716, 51450288, 77175432, 102900576, 154350864, 308701728]

約数ペア:

[(1, 308701728), (2, 154350864), (3, 102900576), (4, 77175432), (6, 51450288), (8, 38587716), (9, 34300192), (12, 25725144), (16, 19293858), (18, 17150096), (24, 12862572), (32, 9646929), (36, 8575048), (48, 6431286), (72, 4287524), (96, 3215643), (144, 2143762), (288, 1071881), (643, 480096), (1286, 240048), (1667, 185184), (1929, 160032), (2572, 120024), (3334, 92592), (3858, 80016), (5001, 61728), (5144, 60012), (5787, 53344), (6668, 46296), (7716, 40008), (10002, 30864), (10288, 30006), (11574, 26672), (13336, 23148), (15003, 20576), (15432, 20004)]