268528572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 767090688

約数和(自身を除く): 498562116

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 83, 93, 117, 124, 156, 166, 186, 223, 234, 249, 279, 332, 372, 403, 446, 468, 498, 558, 669, 747, 806, 892, 996, 1079, 1116, 1209, 1338, 1494, 1612, 2007, 2158, 2418, 2573, 2676, 2899, 2988, 3237, 3627, 4014, 4316, 4836, 5146, 5798, 6474, 6913, 7254, 7719, 8028, 8697, 9711, 10292, 11596, 12948, 13826, 14508, 15438, 17394, 18509, 19422, 20739, 23157, 26091, 27652, 30876, 33449, 34788, 37018, 38844, 41478, 46314, 52182, 55527, 62217, 66898, 74036, 82956, 89869, 92628, 100347, 104364, 111054, 124434, 133796, 166581, 179738, 200694, 222108, 240617, 248868, 269607, 301041, 333162, 359476, 401388, 481234, 539214, 573779, 602082, 666324, 721851, 808821, 962468, 1078428, 1147558, 1204164, 1443702, 1617642, 1721337, 2165553, 2295116, 2887404, 3235284, 3442674, 4331106, 5164011, 6885348, 7459127, 8662212, 10328022, 14918254, 20656044, 22377381, 29836508, 44754762, 67132143, 89509524, 134264286, 268528572]

約数ペア:

[(1, 268528572), (2, 134264286), (3, 89509524), (4, 67132143), (6, 44754762), (9, 29836508), (12, 22377381), (13, 20656044), (18, 14918254), (26, 10328022), (31, 8662212), (36, 7459127), (39, 6885348), (52, 5164011), (62, 4331106), (78, 3442674), (83, 3235284), (93, 2887404), (117, 2295116), (124, 2165553), (156, 1721337), (166, 1617642), (186, 1443702), (223, 1204164), (234, 1147558), (249, 1078428), (279, 962468), (332, 808821), (372, 721851), (403, 666324), (446, 602082), (468, 573779), (498, 539214), (558, 481234), (669, 401388), (747, 359476), (806, 333162), (892, 301041), (996, 269607), (1079, 248868), (1116, 240617), (1209, 222108), (1338, 200694), (1494, 179738), (1612, 166581), (2007, 133796), (2158, 124434), (2418, 111054), (2573, 104364), (2676, 100347), (2899, 92628), (2988, 89869), (3237, 82956), (3627, 74036), (4014, 66898), (4316, 62217), (4836, 55527), (5146, 52182), (5798, 46314), (6474, 41478), (6913, 38844), (7254, 37018), (7719, 34788), (8028, 33449), (8697, 30876), (9711, 27652), (10292, 26091), (11596, 23157), (12948, 20739), (13826, 19422), (14508, 18509), (15438, 17394)]