172848240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{557}}^1$

素因数の和:1007

約数の個数: 120

約数和(自身を含む): 582873408

約数和(自身を除く): 410025168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 431, 557, 720, 862, 1114, 1293, 1671, 1724, 2155, 2228, 2586, 2785, 3342, 3448, 3879, 4310, 4456, 5013, 5172, 5570, 6465, 6684, 6896, 7758, 8355, 8620, 8912, 10026, 10344, 11140, 12930, 13368, 15516, 16710, 17240, 19395, 20052, 20688, 22280, 25065, 25860, 26736, 31032, 33420, 34480, 38790, 40104, 44560, 50130, 51720, 62064, 66840, 77580, 80208, 100260, 103440, 133680, 155160, 200520, 240067, 310320, 401040, 480134, 720201, 960268, 1200335, 1440402, 1920536, 2160603, 2400670, 2880804, 3601005, 3841072, 4321206, 4801340, 5761608, 7202010, 8642412, 9602680, 10803015, 11523216, 14404020, 17284824, 19205360, 21606030, 28808040, 34569648, 43212060, 57616080, 86424120, 172848240]

約数ペア:

[(1, 172848240), (2, 86424120), (3, 57616080), (4, 43212060), (5, 34569648), (6, 28808040), (8, 21606030), (9, 19205360), (10, 17284824), (12, 14404020), (15, 11523216), (16, 10803015), (18, 9602680), (20, 8642412), (24, 7202010), (30, 5761608), (36, 4801340), (40, 4321206), (45, 3841072), (48, 3601005), (60, 2880804), (72, 2400670), (80, 2160603), (90, 1920536), (120, 1440402), (144, 1200335), (180, 960268), (240, 720201), (360, 480134), (431, 401040), (557, 310320), (720, 240067), (862, 200520), (1114, 155160), (1293, 133680), (1671, 103440), (1724, 100260), (2155, 80208), (2228, 77580), (2586, 66840), (2785, 62064), (3342, 51720), (3448, 50130), (3879, 44560), (4310, 40104), (4456, 38790), (5013, 34480), (5172, 33420), (5570, 31032), (6465, 26736), (6684, 25860), (6896, 25065), (7758, 22280), (8355, 20688), (8620, 20052), (8912, 19395), (10026, 17240), (10344, 16710), (11140, 15516), (12930, 13368)]