1216448000

素因数分解:

$2^9\times 5^3\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:345

約数の個数: 160

約数和(自身を含む): 3083240160

約数和(自身を除く): 1866792160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 83, 100, 125, 128, 160, 166, 200, 229, 250, 256, 320, 332, 400, 415, 458, 500, 512, 640, 664, 800, 830, 916, 1000, 1145, 1280, 1328, 1600, 1660, 1832, 2000, 2075, 2290, 2560, 2656, 3200, 3320, 3664, 4000, 4150, 4580, 5312, 5725, 6400, 6640, 7328, 8000, 8300, 9160, 10375, 10624, 11450, 12800, 13280, 14656, 16000, 16600, 18320, 19007, 20750, 21248, 22900, 26560, 28625, 29312, 32000, 33200, 36640, 38014, 41500, 42496, 45800, 53120, 57250, 58624, 64000, 66400, 73280, 76028, 83000, 91600, 95035, 106240, 114500, 117248, 132800, 146560, 152056, 166000, 183200, 190070, 212480, 229000, 265600, 293120, 304112, 332000, 366400, 380140, 458000, 475175, 531200, 586240, 608224, 664000, 732800, 760280, 916000, 950350, 1062400, 1216448, 1328000, 1465600, 1520560, 1832000, 1900700, 2375875, 2432896, 2656000, 2931200, 3041120, 3664000, 3801400, 4751750, 4865792, 5312000, 6082240, 7328000, 7602800, 9503500, 9731584, 12164480, 14656000, 15205600, 19007000, 24328960, 30411200, 38014000, 48657920, 60822400, 76028000, 121644800, 152056000, 243289600, 304112000, 608224000, 1216448000]

約数ペア:

[(1, 1216448000), (2, 608224000), (4, 304112000), (5, 243289600), (8, 152056000), (10, 121644800), (16, 76028000), (20, 60822400), (25, 48657920), (32, 38014000), (40, 30411200), (50, 24328960), (64, 19007000), (80, 15205600), (83, 14656000), (100, 12164480), (125, 9731584), (128, 9503500), (160, 7602800), (166, 7328000), (200, 6082240), (229, 5312000), (250, 4865792), (256, 4751750), (320, 3801400), (332, 3664000), (400, 3041120), (415, 2931200), (458, 2656000), (500, 2432896), (512, 2375875), (640, 1900700), (664, 1832000), (800, 1520560), (830, 1465600), (916, 1328000), (1000, 1216448), (1145, 1062400), (1280, 950350), (1328, 916000), (1600, 760280), (1660, 732800), (1832, 664000), (2000, 608224), (2075, 586240), (2290, 531200), (2560, 475175), (2656, 458000), (3200, 380140), (3320, 366400), (3664, 332000), (4000, 304112), (4150, 293120), (4580, 265600), (5312, 229000), (5725, 212480), (6400, 190070), (6640, 183200), (7328, 166000), (8000, 152056), (8300, 146560), (9160, 132800), (10375, 117248), (10624, 114500), (11450, 106240), (12800, 95035), (13280, 91600), (14656, 83000), (16000, 76028), (16600, 73280), (18320, 66400), (19007, 64000), (20750, 58624), (21248, 57250), (22900, 53120), (26560, 45800), (28625, 42496), (29312, 41500), (32000, 38014), (33200, 36640)]