259238280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:516

約数の個数: 256

約数和(自身を含む): 963072000

約数和(自身を除く): 703833720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 37, 38, 40, 42, 56, 57, 60, 70, 74, 76, 84, 95, 105, 111, 114, 120, 133, 140, 148, 152, 168, 185, 190, 210, 222, 228, 259, 266, 280, 285, 296, 370, 380, 399, 420, 439, 444, 456, 518, 532, 555, 570, 665, 703, 740, 760, 777, 798, 840, 878, 888, 1036, 1064, 1110, 1140, 1295, 1317, 1330, 1406, 1480, 1554, 1596, 1756, 1995, 2072, 2109, 2195, 2220, 2280, 2590, 2634, 2660, 2812, 3073, 3108, 3192, 3512, 3515, 3885, 3990, 4218, 4390, 4440, 4921, 5180, 5268, 5320, 5624, 6146, 6216, 6585, 7030, 7770, 7980, 8341, 8436, 8780, 9219, 9842, 10360, 10536, 10545, 12292, 13170, 14060, 14763, 15365, 15540, 15960, 16243, 16682, 16872, 17560, 18438, 19684, 21090, 24584, 24605, 25023, 26340, 28120, 29526, 30730, 31080, 32486, 33364, 36876, 39368, 41705, 42180, 46095, 48729, 49210, 50046, 52680, 58387, 59052, 61460, 64972, 66728, 73752, 73815, 81215, 83410, 84360, 92190, 97458, 98420, 100092, 113701, 116774, 118104, 122920, 125115, 129944, 147630, 162430, 166820, 175161, 184380, 194916, 196840, 200184, 227402, 233548, 243645, 250230, 291935, 295260, 308617, 324860, 333640, 341103, 350322, 368760, 389832, 454804, 467096, 487290, 500460, 568505, 583870, 590520, 617234, 649720, 682206, 700644, 875805, 909608, 925851, 974580, 1000920, 1137010, 1167740, 1234468, 1364412, 1401288, 1543085, 1705515, 1751610, 1851702, 1949160, 2160319, 2274020, 2335480, 2468936, 2728824, 3086170, 3411030, 3503220, 3703404, 4320638, 4548040, 4629255, 6172340, 6480957, 6822060, 7006440, 7406808, 8641276, 9258510, 10801595, 12344680, 12961914, 13644120, 17282552, 18517020, 21603190, 25923828, 32404785, 37034040, 43206380, 51847656, 64809570, 86412760, 129619140, 259238280]

約数ペア:

[(1, 259238280), (2, 129619140), (3, 86412760), (4, 64809570), (5, 51847656), (6, 43206380), (7, 37034040), (8, 32404785), (10, 25923828), (12, 21603190), (14, 18517020), (15, 17282552), (19, 13644120), (20, 12961914), (21, 12344680), (24, 10801595), (28, 9258510), (30, 8641276), (35, 7406808), (37, 7006440), (38, 6822060), (40, 6480957), (42, 6172340), (56, 4629255), (57, 4548040), (60, 4320638), (70, 3703404), (74, 3503220), (76, 3411030), (84, 3086170), (95, 2728824), (105, 2468936), (111, 2335480), (114, 2274020), (120, 2160319), (133, 1949160), (140, 1851702), (148, 1751610), (152, 1705515), (168, 1543085), (185, 1401288), (190, 1364412), (210, 1234468), (222, 1167740), (228, 1137010), (259, 1000920), (266, 974580), (280, 925851), (285, 909608), (296, 875805), (370, 700644), (380, 682206), (399, 649720), (420, 617234), (439, 590520), (444, 583870), (456, 568505), (518, 500460), (532, 487290), (555, 467096), (570, 454804), (665, 389832), (703, 368760), (740, 350322), (760, 341103), (777, 333640), (798, 324860), (840, 308617), (878, 295260), (888, 291935), (1036, 250230), (1064, 243645), (1110, 233548), (1140, 227402), (1295, 200184), (1317, 196840), (1330, 194916), (1406, 184380), (1480, 175161), (1554, 166820), (1596, 162430), (1756, 147630), (1995, 129944), (2072, 125115), (2109, 122920), (2195, 118104), (2220, 116774), (2280, 113701), (2590, 100092), (2634, 98420), (2660, 97458), (2812, 92190), (3073, 84360), (3108, 83410), (3192, 81215), (3512, 73815), (3515, 73752), (3885, 66728), (3990, 64972), (4218, 61460), (4390, 59052), (4440, 58387), (4921, 52680), (5180, 50046), (5268, 49210), (5320, 48729), (5624, 46095), (6146, 42180), (6216, 41705), (6585, 39368), (7030, 36876), (7770, 33364), (7980, 32486), (8341, 31080), (8436, 30730), (8780, 29526), (9219, 28120), (9842, 26340), (10360, 25023), (10536, 24605), (10545, 24584), (12292, 21090), (13170, 19684), (14060, 18438), (14763, 17560), (15365, 16872), (15540, 16682), (15960, 16243)]