227880180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1718

約数の個数: 144

約数和(自身を含む): 765168768

約数和(自身を除く): 537288588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 71, 90, 99, 110, 132, 142, 165, 180, 198, 213, 220, 284, 330, 355, 396, 426, 495, 639, 660, 710, 781, 852, 990, 1065, 1278, 1420, 1562, 1621, 1980, 2130, 2343, 2556, 3124, 3195, 3242, 3905, 4260, 4686, 4863, 6390, 6484, 7029, 7810, 8105, 9372, 9726, 11715, 12780, 14058, 14589, 15620, 16210, 17831, 19452, 23430, 24315, 28116, 29178, 32420, 35145, 35662, 46860, 48630, 53493, 58356, 70290, 71324, 72945, 89155, 97260, 106986, 115091, 140580, 145890, 160479, 178310, 213972, 230182, 267465, 291780, 320958, 345273, 356620, 460364, 534930, 575455, 641916, 690546, 802395, 1035819, 1069860, 1150910, 1266001, 1381092, 1604790, 1726365, 2071638, 2301820, 2532002, 3209580, 3452730, 3798003, 4143276, 5064004, 5179095, 6330005, 6905460, 7596006, 10358190, 11394009, 12660010, 15192012, 18990015, 20716380, 22788018, 25320020, 37980030, 45576036, 56970045, 75960060, 113940090, 227880180]

約数ペア:

[(1, 227880180), (2, 113940090), (3, 75960060), (4, 56970045), (5, 45576036), (6, 37980030), (9, 25320020), (10, 22788018), (11, 20716380), (12, 18990015), (15, 15192012), (18, 12660010), (20, 11394009), (22, 10358190), (30, 7596006), (33, 6905460), (36, 6330005), (44, 5179095), (45, 5064004), (55, 4143276), (60, 3798003), (66, 3452730), (71, 3209580), (90, 2532002), (99, 2301820), (110, 2071638), (132, 1726365), (142, 1604790), (165, 1381092), (180, 1266001), (198, 1150910), (213, 1069860), (220, 1035819), (284, 802395), (330, 690546), (355, 641916), (396, 575455), (426, 534930), (495, 460364), (639, 356620), (660, 345273), (710, 320958), (781, 291780), (852, 267465), (990, 230182), (1065, 213972), (1278, 178310), (1420, 160479), (1562, 145890), (1621, 140580), (1980, 115091), (2130, 106986), (2343, 97260), (2556, 89155), (3124, 72945), (3195, 71324), (3242, 70290), (3905, 58356), (4260, 53493), (4686, 48630), (4863, 46860), (6390, 35662), (6484, 35145), (7029, 32420), (7810, 29178), (8105, 28116), (9372, 24315), (9726, 23430), (11715, 19452), (12780, 17831), (14058, 16210), (14589, 15620)]