208327440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28001}}^1$

素因数の和:28048

約数の個数: 80

約数和(自身を含む): 666671616

約数和(自身を除く): 458344176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 28001, 56002, 84003, 112004, 140005, 168006, 224008, 280010, 336012, 420015, 448016, 560020, 672024, 840030, 868031, 1120040, 1344048, 1680060, 1736062, 2240080, 2604093, 3360120, 3472124, 4340155, 5208186, 6720240, 6944248, 8680310, 10416372, 13020465, 13888496, 17360620, 20832744, 26040930, 34721240, 41665488, 52081860, 69442480, 104163720, 208327440]

約数ペア:

[(1, 208327440), (2, 104163720), (3, 69442480), (4, 52081860), (5, 41665488), (6, 34721240), (8, 26040930), (10, 20832744), (12, 17360620), (15, 13888496), (16, 13020465), (20, 10416372), (24, 8680310), (30, 6944248), (31, 6720240), (40, 5208186), (48, 4340155), (60, 3472124), (62, 3360120), (80, 2604093), (93, 2240080), (120, 1736062), (124, 1680060), (155, 1344048), (186, 1120040), (240, 868031), (248, 840030), (310, 672024), (372, 560020), (465, 448016), (496, 420015), (620, 336012), (744, 280010), (930, 224008), (1240, 168006), (1488, 140005), (1860, 112004), (2480, 84003), (3720, 56002), (7440, 28001)]