308389440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{321239}}^1$

素因数の和:321259

約数の個数: 56

約数和(自身を含む): 979139520

約数和(自身を除く): 670750080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 321239, 642478, 963717, 1284956, 1606195, 1927434, 2569912, 3212390, 3854868, 4818585, 5139824, 6424780, 7709736, 9637170, 10279648, 12849560, 15419472, 19274340, 20559296, 25699120, 30838944, 38548680, 51398240, 61677888, 77097360, 102796480, 154194720, 308389440]

約数ペア:

[(1, 308389440), (2, 154194720), (3, 102796480), (4, 77097360), (5, 61677888), (6, 51398240), (8, 38548680), (10, 30838944), (12, 25699120), (15, 20559296), (16, 19274340), (20, 15419472), (24, 12849560), (30, 10279648), (32, 9637170), (40, 7709736), (48, 6424780), (60, 5139824), (64, 4818585), (80, 3854868), (96, 3212390), (120, 2569912), (160, 1927434), (192, 1606195), (240, 1284956), (320, 963717), (480, 642478), (960, 321239)]