1223955840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1439}}^1$

素因数の和:1904

約数の個数: 128

約数和(自身を含む): 3912883200

約数和(自身を除く): 2688927360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 443, 480, 640, 886, 960, 1329, 1439, 1772, 1920, 2215, 2658, 2878, 3544, 4317, 4430, 5316, 5756, 6645, 7088, 7195, 8634, 8860, 10632, 11512, 13290, 14176, 14390, 17268, 17720, 21264, 21585, 23024, 26580, 28352, 28780, 34536, 35440, 42528, 43170, 46048, 53160, 56704, 57560, 69072, 70880, 85056, 86340, 92096, 106320, 115120, 138144, 141760, 170112, 172680, 184192, 212640, 230240, 276288, 283520, 345360, 425280, 460480, 552576, 637477, 690720, 850560, 920960, 1274954, 1381440, 1912431, 2549908, 2762880, 3187385, 3824862, 5099816, 6374770, 7649724, 9562155, 10199632, 12749540, 15299448, 19124310, 20399264, 25499080, 30598896, 38248620, 40798528, 50998160, 61197792, 76497240, 81597056, 101996320, 122395584, 152994480, 203992640, 244791168, 305988960, 407985280, 611977920, 1223955840]

約数ペア:

[(1, 1223955840), (2, 611977920), (3, 407985280), (4, 305988960), (5, 244791168), (6, 203992640), (8, 152994480), (10, 122395584), (12, 101996320), (15, 81597056), (16, 76497240), (20, 61197792), (24, 50998160), (30, 40798528), (32, 38248620), (40, 30598896), (48, 25499080), (60, 20399264), (64, 19124310), (80, 15299448), (96, 12749540), (120, 10199632), (128, 9562155), (160, 7649724), (192, 6374770), (240, 5099816), (320, 3824862), (384, 3187385), (443, 2762880), (480, 2549908), (640, 1912431), (886, 1381440), (960, 1274954), (1329, 920960), (1439, 850560), (1772, 690720), (1920, 637477), (2215, 552576), (2658, 460480), (2878, 425280), (3544, 345360), (4317, 283520), (4430, 276288), (5316, 230240), (5756, 212640), (6645, 184192), (7088, 172680), (7195, 170112), (8634, 141760), (8860, 138144), (10632, 115120), (11512, 106320), (13290, 92096), (14176, 86340), (14390, 85056), (17268, 70880), (17720, 69072), (21264, 57560), (21585, 56704), (23024, 53160), (26580, 46048), (28352, 43170), (28780, 42528), (34536, 35440)]