1620948960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1487}}^1$

素因数の和:2265

約数の個数: 144

約数和(自身を含む): 5542520256

約数和(自身を除く): 3921571296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 757, 1440, 1487, 1514, 2271, 2974, 3028, 3785, 4461, 4542, 5948, 6056, 6813, 7435, 7570, 8922, 9084, 11355, 11896, 12112, 13383, 13626, 14870, 15140, 17844, 18168, 22305, 22710, 23792, 24224, 26766, 27252, 29740, 30280, 34065, 35688, 36336, 44610, 45420, 47584, 53532, 54504, 59480, 60560, 66915, 68130, 71376, 72672, 89220, 90840, 107064, 109008, 118960, 121120, 133830, 136260, 142752, 178440, 181680, 214128, 218016, 237920, 267660, 272520, 356880, 363360, 428256, 535320, 545040, 713760, 1070640, 1090080, 1125659, 2141280, 2251318, 3376977, 4502636, 5628295, 6753954, 9005272, 10130931, 11256590, 13507908, 16884885, 18010544, 20261862, 22513180, 27015816, 33769770, 36021088, 40523724, 45026360, 50654655, 54031632, 67539540, 81047448, 90052720, 101309310, 108063264, 135079080, 162094896, 180105440, 202618620, 270158160, 324189792, 405237240, 540316320, 810474480, 1620948960]

約数ペア:

[(1, 1620948960), (2, 810474480), (3, 540316320), (4, 405237240), (5, 324189792), (6, 270158160), (8, 202618620), (9, 180105440), (10, 162094896), (12, 135079080), (15, 108063264), (16, 101309310), (18, 90052720), (20, 81047448), (24, 67539540), (30, 54031632), (32, 50654655), (36, 45026360), (40, 40523724), (45, 36021088), (48, 33769770), (60, 27015816), (72, 22513180), (80, 20261862), (90, 18010544), (96, 16884885), (120, 13507908), (144, 11256590), (160, 10130931), (180, 9005272), (240, 6753954), (288, 5628295), (360, 4502636), (480, 3376977), (720, 2251318), (757, 2141280), (1440, 1125659), (1487, 1090080), (1514, 1070640), (2271, 713760), (2974, 545040), (3028, 535320), (3785, 428256), (4461, 363360), (4542, 356880), (5948, 272520), (6056, 267660), (6813, 237920), (7435, 218016), (7570, 214128), (8922, 181680), (9084, 178440), (11355, 142752), (11896, 136260), (12112, 133830), (13383, 121120), (13626, 118960), (14870, 109008), (15140, 107064), (17844, 90840), (18168, 89220), (22305, 72672), (22710, 71376), (23792, 68130), (24224, 66915), (26766, 60560), (27252, 59480), (29740, 54504), (30280, 53532), (34065, 47584), (35688, 45420), (36336, 44610)]