389570400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:974

約数の個数: 216

約数和(自身を含む): 1397816784

約数和(自身を除く): 1008246384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 61, 72, 75, 80, 90, 96, 100, 120, 122, 144, 150, 160, 180, 183, 200, 225, 240, 244, 288, 300, 305, 360, 366, 400, 450, 480, 488, 549, 600, 610, 720, 732, 800, 887, 900, 915, 976, 1098, 1200, 1220, 1440, 1464, 1525, 1774, 1800, 1830, 1952, 2196, 2400, 2440, 2661, 2745, 2928, 3050, 3548, 3600, 3660, 4392, 4435, 4575, 4880, 5322, 5490, 5856, 6100, 7096, 7200, 7320, 7983, 8784, 8870, 9150, 9760, 10644, 10980, 12200, 13305, 13725, 14192, 14640, 15966, 17568, 17740, 18300, 21288, 21960, 22175, 24400, 26610, 27450, 28384, 29280, 31932, 35480, 36600, 39915, 42576, 43920, 44350, 48800, 53220, 54107, 54900, 63864, 66525, 70960, 73200, 79830, 85152, 87840, 88700, 106440, 108214, 109800, 127728, 133050, 141920, 146400, 159660, 162321, 177400, 199575, 212880, 216428, 219600, 255456, 266100, 270535, 319320, 324642, 354800, 399150, 425760, 432856, 439200, 486963, 532200, 541070, 638640, 649284, 709600, 798300, 811605, 865712, 973926, 1064400, 1082140, 1277280, 1298568, 1352675, 1596600, 1623210, 1731424, 1947852, 2128800, 2164280, 2434815, 2597136, 2705350, 3193200, 3246420, 3895704, 4058025, 4328560, 4869630, 5194272, 5410700, 6386400, 6492840, 7791408, 8116050, 8657120, 9739260, 10821400, 12174075, 12985680, 15582816, 16232100, 19478520, 21642800, 24348150, 25971360, 32464200, 38957040, 43285600, 48696300, 64928400, 77914080, 97392600, 129856800, 194785200, 389570400]

約数ペア:

[(1, 389570400), (2, 194785200), (3, 129856800), (4, 97392600), (5, 77914080), (6, 64928400), (8, 48696300), (9, 43285600), (10, 38957040), (12, 32464200), (15, 25971360), (16, 24348150), (18, 21642800), (20, 19478520), (24, 16232100), (25, 15582816), (30, 12985680), (32, 12174075), (36, 10821400), (40, 9739260), (45, 8657120), (48, 8116050), (50, 7791408), (60, 6492840), (61, 6386400), (72, 5410700), (75, 5194272), (80, 4869630), (90, 4328560), (96, 4058025), (100, 3895704), (120, 3246420), (122, 3193200), (144, 2705350), (150, 2597136), (160, 2434815), (180, 2164280), (183, 2128800), (200, 1947852), (225, 1731424), (240, 1623210), (244, 1596600), (288, 1352675), (300, 1298568), (305, 1277280), (360, 1082140), (366, 1064400), (400, 973926), (450, 865712), (480, 811605), (488, 798300), (549, 709600), (600, 649284), (610, 638640), (720, 541070), (732, 532200), (800, 486963), (887, 439200), (900, 432856), (915, 425760), (976, 399150), (1098, 354800), (1200, 324642), (1220, 319320), (1440, 270535), (1464, 266100), (1525, 255456), (1774, 219600), (1800, 216428), (1830, 212880), (1952, 199575), (2196, 177400), (2400, 162321), (2440, 159660), (2661, 146400), (2745, 141920), (2928, 133050), (3050, 127728), (3548, 109800), (3600, 108214), (3660, 106440), (4392, 88700), (4435, 87840), (4575, 85152), (4880, 79830), (5322, 73200), (5490, 70960), (5856, 66525), (6100, 63864), (7096, 54900), (7200, 54107), (7320, 53220), (7983, 48800), (8784, 44350), (8870, 43920), (9150, 42576), (9760, 39915), (10644, 36600), (10980, 35480), (12200, 31932), (13305, 29280), (13725, 28384), (14192, 27450), (14640, 26610), (15966, 24400), (17568, 22175), (17740, 21960), (18300, 21288)]