27975420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:296

約数の個数: 144

約数和(自身を含む): 94348800

約数和(自身を除く): 66373380

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, 199, 213, 220, 284, 330, 355, 396, 398, 426, 495, 597, 639, 660, 710, 781, 796, 852, 990, 995, 1065, 1194, 1278, 1420, 1562, 1791, 1980, 1990, 2130, 2189, 2343, 2388, 2556, 2985, 3124, 3195, 3582, 3905, 3980, 4260, 4378, 4686, 5970, 6390, 6567, 7029, 7164, 7810, 8756, 8955, 9372, 10945, 11715, 11940, 12780, 13134, 14058, 14129, 15620, 17910, 19701, 21890, 23430, 26268, 28116, 28258, 32835, 35145, 35820, 39402, 42387, 43780, 46860, 56516, 65670, 70290, 70645, 78804, 84774, 98505, 127161, 131340, 140580, 141290, 155419, 169548, 197010, 211935, 254322, 282580, 310838, 394020, 423870, 466257, 508644, 621676, 635805, 777095, 847740, 932514, 1271610, 1398771, 1554190, 1865028, 2331285, 2543220, 2797542, 3108380, 4662570, 5595084, 6993855, 9325140, 13987710, 27975420]

約数ペア:

[(1, 27975420), (2, 13987710), (3, 9325140), (4, 6993855), (5, 5595084), (6, 4662570), (9, 3108380), (10, 2797542), (11, 2543220), (12, 2331285), (15, 1865028), (18, 1554190), (20, 1398771), (22, 1271610), (30, 932514), (33, 847740), (36, 777095), (44, 635805), (45, 621676), (55, 508644), (60, 466257), (66, 423870), (71, 394020), (90, 310838), (99, 282580), (110, 254322), (132, 211935), (142, 197010), (165, 169548), (180, 155419), (198, 141290), (199, 140580), (213, 131340), (220, 127161), (284, 98505), (330, 84774), (355, 78804), (396, 70645), (398, 70290), (426, 65670), (495, 56516), (597, 46860), (639, 43780), (660, 42387), (710, 39402), (781, 35820), (796, 35145), (852, 32835), (990, 28258), (995, 28116), (1065, 26268), (1194, 23430), (1278, 21890), (1420, 19701), (1562, 17910), (1791, 15620), (1980, 14129), (1990, 14058), (2130, 13134), (2189, 12780), (2343, 11940), (2388, 11715), (2556, 10945), (2985, 9372), (3124, 8955), (3195, 8756), (3582, 7810), (3905, 7164), (3980, 7029), (4260, 6567), (4378, 6390), (4686, 5970)]