271459980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2028

約数の個数: 144

約数和(自身を含む): 911409408

約数和(自身を除く): 639949428

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, 1931, 1980, 2130, 2343, 2556, 3124, 3195, 3862, 3905, 4260, 4686, 5793, 6390, 7029, 7724, 7810, 9372, 9655, 11586, 11715, 12780, 14058, 15620, 17379, 19310, 21241, 23172, 23430, 28116, 28965, 34758, 35145, 38620, 42482, 46860, 57930, 63723, 69516, 70290, 84964, 86895, 106205, 115860, 127446, 137101, 140580, 173790, 191169, 212410, 254892, 274202, 318615, 347580, 382338, 411303, 424820, 548404, 637230, 685505, 764676, 822606, 955845, 1233909, 1274460, 1371010, 1508111, 1645212, 1911690, 2056515, 2467818, 2742020, 3016222, 3823380, 4113030, 4524333, 4935636, 6032444, 6169545, 7540555, 8226060, 9048666, 12339090, 13572999, 15081110, 18097332, 22621665, 24678180, 27145998, 30162220, 45243330, 54291996, 67864995, 90486660, 135729990, 271459980]

約数ペア:

[(1, 271459980), (2, 135729990), (3, 90486660), (4, 67864995), (5, 54291996), (6, 45243330), (9, 30162220), (10, 27145998), (11, 24678180), (12, 22621665), (15, 18097332), (18, 15081110), (20, 13572999), (22, 12339090), (30, 9048666), (33, 8226060), (36, 7540555), (44, 6169545), (45, 6032444), (55, 4935636), (60, 4524333), (66, 4113030), (71, 3823380), (90, 3016222), (99, 2742020), (110, 2467818), (132, 2056515), (142, 1911690), (165, 1645212), (180, 1508111), (198, 1371010), (213, 1274460), (220, 1233909), (284, 955845), (330, 822606), (355, 764676), (396, 685505), (426, 637230), (495, 548404), (639, 424820), (660, 411303), (710, 382338), (781, 347580), (852, 318615), (990, 274202), (1065, 254892), (1278, 212410), (1420, 191169), (1562, 173790), (1931, 140580), (1980, 137101), (2130, 127446), (2343, 115860), (2556, 106205), (3124, 86895), (3195, 84964), (3862, 70290), (3905, 69516), (4260, 63723), (4686, 57930), (5793, 46860), (6390, 42482), (7029, 38620), (7724, 35145), (7810, 34758), (9372, 28965), (9655, 28116), (11586, 23430), (11715, 23172), (12780, 21241), (14058, 19310), (15620, 17379)]