220969440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{887}}^1$

素因数の和:1081

約数の個数: 144

約数和(自身を含む): 759271968

約数和(自身を除く): 538302528

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, 173, 180, 240, 288, 346, 360, 480, 519, 692, 720, 865, 887, 1038, 1384, 1440, 1557, 1730, 1774, 2076, 2595, 2661, 2768, 3114, 3460, 3548, 4152, 4435, 5190, 5322, 5536, 6228, 6920, 7096, 7785, 7983, 8304, 8870, 10380, 10644, 12456, 13305, 13840, 14192, 15570, 15966, 16608, 17740, 20760, 21288, 24912, 26610, 27680, 28384, 31140, 31932, 35480, 39915, 41520, 42576, 49824, 53220, 62280, 63864, 70960, 79830, 83040, 85152, 106440, 124560, 127728, 141920, 153451, 159660, 212880, 249120, 255456, 306902, 319320, 425760, 460353, 613804, 638640, 767255, 920706, 1227608, 1277280, 1381059, 1534510, 1841412, 2301765, 2455216, 2762118, 3069020, 3682824, 4603530, 4910432, 5524236, 6138040, 6905295, 7365648, 9207060, 11048472, 12276080, 13810590, 14731296, 18414120, 22096944, 24552160, 27621180, 36828240, 44193888, 55242360, 73656480, 110484720, 220969440]

約数ペア:

[(1, 220969440), (2, 110484720), (3, 73656480), (4, 55242360), (5, 44193888), (6, 36828240), (8, 27621180), (9, 24552160), (10, 22096944), (12, 18414120), (15, 14731296), (16, 13810590), (18, 12276080), (20, 11048472), (24, 9207060), (30, 7365648), (32, 6905295), (36, 6138040), (40, 5524236), (45, 4910432), (48, 4603530), (60, 3682824), (72, 3069020), (80, 2762118), (90, 2455216), (96, 2301765), (120, 1841412), (144, 1534510), (160, 1381059), (173, 1277280), (180, 1227608), (240, 920706), (288, 767255), (346, 638640), (360, 613804), (480, 460353), (519, 425760), (692, 319320), (720, 306902), (865, 255456), (887, 249120), (1038, 212880), (1384, 159660), (1440, 153451), (1557, 141920), (1730, 127728), (1774, 124560), (2076, 106440), (2595, 85152), (2661, 83040), (2768, 79830), (3114, 70960), (3460, 63864), (3548, 62280), (4152, 53220), (4435, 49824), (5190, 42576), (5322, 41520), (5536, 39915), (6228, 35480), (6920, 31932), (7096, 31140), (7785, 28384), (7983, 27680), (8304, 26610), (8870, 24912), (10380, 21288), (10644, 20760), (12456, 17740), (13305, 16608), (13840, 15966), (14192, 15570)]