198617040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{887}}^1$

素因数の和:1217

約数の個数: 120

約数和(自身を含む): 669921408

約数和(自身を除く): 471304368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 311, 360, 622, 720, 887, 933, 1244, 1555, 1774, 1866, 2488, 2661, 2799, 3110, 3548, 3732, 4435, 4665, 4976, 5322, 5598, 6220, 7096, 7464, 7983, 8870, 9330, 10644, 11196, 12440, 13305, 13995, 14192, 14928, 15966, 17740, 18660, 21288, 22392, 24880, 26610, 27990, 31932, 35480, 37320, 39915, 42576, 44784, 53220, 55980, 63864, 70960, 74640, 79830, 106440, 111960, 127728, 159660, 212880, 223920, 275857, 319320, 551714, 638640, 827571, 1103428, 1379285, 1655142, 2206856, 2482713, 2758570, 3310284, 4137855, 4413712, 4965426, 5517140, 6620568, 8275710, 9930852, 11034280, 12413565, 13241136, 16551420, 19861704, 22068560, 24827130, 33102840, 39723408, 49654260, 66205680, 99308520, 198617040]

約数ペア:

[(1, 198617040), (2, 99308520), (3, 66205680), (4, 49654260), (5, 39723408), (6, 33102840), (8, 24827130), (9, 22068560), (10, 19861704), (12, 16551420), (15, 13241136), (16, 12413565), (18, 11034280), (20, 9930852), (24, 8275710), (30, 6620568), (36, 5517140), (40, 4965426), (45, 4413712), (48, 4137855), (60, 3310284), (72, 2758570), (80, 2482713), (90, 2206856), (120, 1655142), (144, 1379285), (180, 1103428), (240, 827571), (311, 638640), (360, 551714), (622, 319320), (720, 275857), (887, 223920), (933, 212880), (1244, 159660), (1555, 127728), (1774, 111960), (1866, 106440), (2488, 79830), (2661, 74640), (2799, 70960), (3110, 63864), (3548, 55980), (3732, 53220), (4435, 44784), (4665, 42576), (4976, 39915), (5322, 37320), (5598, 35480), (6220, 31932), (7096, 27990), (7464, 26610), (7983, 24880), (8870, 22392), (9330, 21288), (10644, 18660), (11196, 17740), (12440, 15966), (13305, 14928), (13995, 14192)]