648280080

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{439}}^1$

素因数の和:758

約数の個数: 240

約数和(自身を含む): 2502339840

約数和(自身を除く): 1854059760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 293, 315, 336, 360, 420, 439, 504, 560, 586, 630, 720, 840, 878, 879, 1008, 1172, 1260, 1317, 1465, 1680, 1756, 1758, 2051, 2195, 2344, 2520, 2634, 2637, 2930, 3073, 3512, 3516, 3951, 4102, 4390, 4395, 4688, 5040, 5268, 5274, 5860, 6146, 6153, 6585, 7024, 7032, 7902, 8204, 8780, 8790, 9219, 10255, 10536, 10548, 11720, 12292, 12306, 13170, 13185, 14064, 15365, 15804, 16408, 17560, 17580, 18438, 18459, 19755, 20510, 21072, 21096, 23440, 24584, 24612, 26340, 26370, 27657, 30730, 30765, 31608, 32816, 35120, 35160, 36876, 36918, 39510, 41020, 42192, 46095, 49168, 49224, 52680, 52740, 55314, 61460, 61530, 63216, 70320, 73752, 73836, 79020, 82040, 92190, 92295, 98448, 105360, 105480, 110628, 122920, 123060, 128627, 138285, 147504, 147672, 158040, 164080, 184380, 184590, 210960, 221256, 245840, 246120, 257254, 276570, 295344, 316080, 368760, 369180, 385881, 442512, 492240, 514508, 553140, 643135, 737520, 738360, 771762, 900389, 1029016, 1106280, 1157643, 1286270, 1476720, 1543524, 1800778, 1929405, 2058032, 2212560, 2315286, 2572540, 2701167, 3087048, 3601556, 3858810, 4501945, 4630572, 5145080, 5402334, 5788215, 6174096, 7203112, 7717620, 8103501, 9003890, 9261144, 10290160, 10804668, 11576430, 13505835, 14406224, 15435240, 16207002, 18007780, 18522288, 21609336, 23152860, 27011670, 30870480, 32414004, 36015560, 40517505, 43218672, 46305720, 54023340, 64828008, 72031120, 81035010, 92611440, 108046680, 129656016, 162070020, 216093360, 324140040, 648280080]

約数ペア:

[(1, 648280080), (2, 324140040), (3, 216093360), (4, 162070020), (5, 129656016), (6, 108046680), (7, 92611440), (8, 81035010), (9, 72031120), (10, 64828008), (12, 54023340), (14, 46305720), (15, 43218672), (16, 40517505), (18, 36015560), (20, 32414004), (21, 30870480), (24, 27011670), (28, 23152860), (30, 21609336), (35, 18522288), (36, 18007780), (40, 16207002), (42, 15435240), (45, 14406224), (48, 13505835), (56, 11576430), (60, 10804668), (63, 10290160), (70, 9261144), (72, 9003890), (80, 8103501), (84, 7717620), (90, 7203112), (105, 6174096), (112, 5788215), (120, 5402334), (126, 5145080), (140, 4630572), (144, 4501945), (168, 3858810), (180, 3601556), (210, 3087048), (240, 2701167), (252, 2572540), (280, 2315286), (293, 2212560), (315, 2058032), (336, 1929405), (360, 1800778), (420, 1543524), (439, 1476720), (504, 1286270), (560, 1157643), (586, 1106280), (630, 1029016), (720, 900389), (840, 771762), (878, 738360), (879, 737520), (1008, 643135), (1172, 553140), (1260, 514508), (1317, 492240), (1465, 442512), (1680, 385881), (1756, 369180), (1758, 368760), (2051, 316080), (2195, 295344), (2344, 276570), (2520, 257254), (2634, 246120), (2637, 245840), (2930, 221256), (3073, 210960), (3512, 184590), (3516, 184380), (3951, 164080), (4102, 158040), (4390, 147672), (4395, 147504), (4688, 138285), (5040, 128627), (5268, 123060), (5274, 122920), (5860, 110628), (6146, 105480), (6153, 105360), (6585, 98448), (7024, 92295), (7032, 92190), (7902, 82040), (8204, 79020), (8780, 73836), (8790, 73752), (9219, 70320), (10255, 63216), (10536, 61530), (10548, 61460), (11720, 55314), (12292, 52740), (12306, 52680), (13170, 49224), (13185, 49168), (14064, 46095), (15365, 42192), (15804, 41020), (16408, 39510), (17560, 36918), (17580, 36876), (18438, 35160), (18459, 35120), (19755, 32816), (20510, 31608), (21072, 30765), (21096, 30730), (23440, 27657), (24584, 26370), (24612, 26340)]