1271511720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{82139}}^1$

素因数の和:82199

約数の個数: 96

約数和(自身を含む): 4228567200

約数和(自身を除く): 2957055480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 82139, 164278, 246417, 328556, 410695, 492834, 657112, 739251, 821390, 985668, 1232085, 1478502, 1642780, 1971336, 2464170, 2957004, 3285560, 3531977, 3696255, 4928340, 5914008, 7063954, 7392510, 9856680, 10595931, 14127908, 14785020, 17659885, 21191862, 28255816, 29570040, 31787793, 35319770, 42383724, 52979655, 63575586, 70639540, 84767448, 105959310, 127151172, 141279080, 158938965, 211918620, 254302344, 317877930, 423837240, 635755860, 1271511720]

約数ペア:

[(1, 1271511720), (2, 635755860), (3, 423837240), (4, 317877930), (5, 254302344), (6, 211918620), (8, 158938965), (9, 141279080), (10, 127151172), (12, 105959310), (15, 84767448), (18, 70639540), (20, 63575586), (24, 52979655), (30, 42383724), (36, 35319770), (40, 31787793), (43, 29570040), (45, 28255816), (60, 21191862), (72, 17659885), (86, 14785020), (90, 14127908), (120, 10595931), (129, 9856680), (172, 7392510), (180, 7063954), (215, 5914008), (258, 4928340), (344, 3696255), (360, 3531977), (387, 3285560), (430, 2957004), (516, 2464170), (645, 1971336), (774, 1642780), (860, 1478502), (1032, 1232085), (1290, 985668), (1548, 821390), (1720, 739251), (1935, 657112), (2580, 492834), (3096, 410695), (3870, 328556), (5160, 246417), (7740, 164278), (15480, 82139)]