9891720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 34499520

約数和(自身を除く): 24607800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 71, 72, 81, 86, 90, 108, 120, 129, 135, 142, 162, 172, 180, 213, 215, 216, 258, 270, 284, 324, 344, 355, 360, 387, 405, 426, 430, 516, 540, 568, 639, 645, 648, 710, 774, 810, 852, 860, 1032, 1065, 1080, 1161, 1278, 1290, 1420, 1548, 1620, 1704, 1720, 1917, 1935, 2130, 2322, 2556, 2580, 2840, 3053, 3096, 3195, 3240, 3483, 3834, 3870, 4260, 4644, 5112, 5160, 5751, 5805, 6106, 6390, 6966, 7668, 7740, 8520, 9159, 9288, 9585, 11502, 11610, 12212, 12780, 13932, 15265, 15336, 15480, 17415, 18318, 19170, 23004, 23220, 24424, 25560, 27477, 27864, 28755, 30530, 34830, 36636, 38340, 45795, 46008, 46440, 54954, 57510, 61060, 69660, 73272, 76680, 82431, 91590, 109908, 115020, 122120, 137385, 139320, 164862, 183180, 219816, 230040, 247293, 274770, 329724, 366360, 412155, 494586, 549540, 659448, 824310, 989172, 1099080, 1236465, 1648620, 1978344, 2472930, 3297240, 4945860, 9891720]

約数ペア:

[(1, 9891720), (2, 4945860), (3, 3297240), (4, 2472930), (5, 1978344), (6, 1648620), (8, 1236465), (9, 1099080), (10, 989172), (12, 824310), (15, 659448), (18, 549540), (20, 494586), (24, 412155), (27, 366360), (30, 329724), (36, 274770), (40, 247293), (43, 230040), (45, 219816), (54, 183180), (60, 164862), (71, 139320), (72, 137385), (81, 122120), (86, 115020), (90, 109908), (108, 91590), (120, 82431), (129, 76680), (135, 73272), (142, 69660), (162, 61060), (172, 57510), (180, 54954), (213, 46440), (215, 46008), (216, 45795), (258, 38340), (270, 36636), (284, 34830), (324, 30530), (344, 28755), (355, 27864), (360, 27477), (387, 25560), (405, 24424), (426, 23220), (430, 23004), (516, 19170), (540, 18318), (568, 17415), (639, 15480), (645, 15336), (648, 15265), (710, 13932), (774, 12780), (810, 12212), (852, 11610), (860, 11502), (1032, 9585), (1065, 9288), (1080, 9159), (1161, 8520), (1278, 7740), (1290, 7668), (1420, 6966), (1548, 6390), (1620, 6106), (1704, 5805), (1720, 5751), (1917, 5160), (1935, 5112), (2130, 4644), (2322, 4260), (2556, 3870), (2580, 3834), (2840, 3483), (3053, 3240), (3096, 3195)]