281925360

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:477

約数の個数: 200

約数和(自身を含む): 989363760

約数和(自身を除く): 707438400

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, 81, 90, 108, 120, 135, 139, 144, 162, 180, 216, 240, 270, 278, 313, 324, 360, 405, 417, 432, 540, 556, 626, 648, 695, 720, 810, 834, 939, 1080, 1112, 1251, 1252, 1296, 1390, 1565, 1620, 1668, 1878, 2085, 2160, 2224, 2502, 2504, 2780, 2817, 3130, 3240, 3336, 3753, 3756, 4170, 4695, 5004, 5008, 5560, 5634, 6255, 6260, 6480, 6672, 7506, 7512, 8340, 8451, 9390, 10008, 11120, 11259, 11268, 12510, 12520, 14085, 15012, 15024, 16680, 16902, 18765, 18780, 20016, 22518, 22536, 25020, 25040, 25353, 28170, 30024, 33360, 33804, 37530, 37560, 42255, 43507, 45036, 45072, 50040, 50706, 56295, 56340, 60048, 67608, 75060, 75120, 84510, 87014, 90072, 100080, 101412, 112590, 112680, 126765, 130521, 135216, 150120, 169020, 174028, 180144, 202824, 217535, 225180, 225360, 253530, 261042, 300240, 338040, 348056, 391563, 405648, 435070, 450360, 507060, 522084, 652605, 676080, 696112, 783126, 870140, 900720, 1014120, 1044168, 1174689, 1305210, 1566252, 1740280, 1957815, 2028240, 2088336, 2349378, 2610420, 3132504, 3480560, 3524067, 3915630, 4698756, 5220840, 5873445, 6265008, 7048134, 7831260, 9397512, 10441680, 11746890, 14096268, 15662520, 17620335, 18795024, 23493780, 28192536, 31325040, 35240670, 46987560, 56385072, 70481340, 93975120, 140962680, 281925360]

約数ペア:

[(1, 281925360), (2, 140962680), (3, 93975120), (4, 70481340), (5, 56385072), (6, 46987560), (8, 35240670), (9, 31325040), (10, 28192536), (12, 23493780), (15, 18795024), (16, 17620335), (18, 15662520), (20, 14096268), (24, 11746890), (27, 10441680), (30, 9397512), (36, 7831260), (40, 7048134), (45, 6265008), (48, 5873445), (54, 5220840), (60, 4698756), (72, 3915630), (80, 3524067), (81, 3480560), (90, 3132504), (108, 2610420), (120, 2349378), (135, 2088336), (139, 2028240), (144, 1957815), (162, 1740280), (180, 1566252), (216, 1305210), (240, 1174689), (270, 1044168), (278, 1014120), (313, 900720), (324, 870140), (360, 783126), (405, 696112), (417, 676080), (432, 652605), (540, 522084), (556, 507060), (626, 450360), (648, 435070), (695, 405648), (720, 391563), (810, 348056), (834, 338040), (939, 300240), (1080, 261042), (1112, 253530), (1251, 225360), (1252, 225180), (1296, 217535), (1390, 202824), (1565, 180144), (1620, 174028), (1668, 169020), (1878, 150120), (2085, 135216), (2160, 130521), (2224, 126765), (2502, 112680), (2504, 112590), (2780, 101412), (2817, 100080), (3130, 90072), (3240, 87014), (3336, 84510), (3753, 75120), (3756, 75060), (4170, 67608), (4695, 60048), (5004, 56340), (5008, 56295), (5560, 50706), (5634, 50040), (6255, 45072), (6260, 45036), (6480, 43507), (6672, 42255), (7506, 37560), (7512, 37530), (8340, 33804), (8451, 33360), (9390, 30024), (10008, 28170), (11120, 25353), (11259, 25040), (11268, 25020), (12510, 22536), (12520, 22518), (14085, 20016), (15012, 18780), (15024, 18765), (16680, 16902)]