80198640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:476

約数の個数: 160

約数和(自身を含む): 279624960

約数和(自身を除く): 199426320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 107, 108, 120, 135, 144, 180, 214, 216, 240, 270, 321, 347, 360, 428, 432, 535, 540, 642, 694, 720, 856, 963, 1041, 1070, 1080, 1284, 1388, 1605, 1712, 1735, 1926, 2082, 2140, 2160, 2568, 2776, 2889, 3123, 3210, 3470, 3852, 4164, 4280, 4815, 5136, 5205, 5552, 5778, 6246, 6420, 6940, 7704, 8328, 8560, 9369, 9630, 10410, 11556, 12492, 12840, 13880, 14445, 15408, 15615, 16656, 18738, 19260, 20820, 23112, 24984, 25680, 27760, 28890, 31230, 37129, 37476, 38520, 41640, 46224, 46845, 49968, 57780, 62460, 74258, 74952, 77040, 83280, 93690, 111387, 115560, 124920, 148516, 149904, 185645, 187380, 222774, 231120, 249840, 297032, 334161, 371290, 374760, 445548, 556935, 594064, 668322, 742580, 749520, 891096, 1002483, 1113870, 1336644, 1485160, 1670805, 1782192, 2004966, 2227740, 2673288, 2970320, 3341610, 4009932, 4455480, 5012415, 5346576, 6683220, 8019864, 8910960, 10024830, 13366440, 16039728, 20049660, 26732880, 40099320, 80198640]

約数ペア:

[(1, 80198640), (2, 40099320), (3, 26732880), (4, 20049660), (5, 16039728), (6, 13366440), (8, 10024830), (9, 8910960), (10, 8019864), (12, 6683220), (15, 5346576), (16, 5012415), (18, 4455480), (20, 4009932), (24, 3341610), (27, 2970320), (30, 2673288), (36, 2227740), (40, 2004966), (45, 1782192), (48, 1670805), (54, 1485160), (60, 1336644), (72, 1113870), (80, 1002483), (90, 891096), (107, 749520), (108, 742580), (120, 668322), (135, 594064), (144, 556935), (180, 445548), (214, 374760), (216, 371290), (240, 334161), (270, 297032), (321, 249840), (347, 231120), (360, 222774), (428, 187380), (432, 185645), (535, 149904), (540, 148516), (642, 124920), (694, 115560), (720, 111387), (856, 93690), (963, 83280), (1041, 77040), (1070, 74952), (1080, 74258), (1284, 62460), (1388, 57780), (1605, 49968), (1712, 46845), (1735, 46224), (1926, 41640), (2082, 38520), (2140, 37476), (2160, 37129), (2568, 31230), (2776, 28890), (2889, 27760), (3123, 25680), (3210, 24984), (3470, 23112), (3852, 20820), (4164, 19260), (4280, 18738), (4815, 16656), (5136, 15615), (5205, 15408), (5552, 14445), (5778, 13880), (6246, 12840), (6420, 12492), (6940, 11556), (7704, 10410), (8328, 9630), (8560, 9369)]