213528840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:844

約数の個数: 256

約数和(自身を含む): 816998400

約数和(自身を除く): 603469560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 19, 20, 21, 24, 28, 30, 34, 35, 38, 40, 42, 51, 56, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 120, 133, 136, 140, 152, 168, 170, 190, 204, 210, 228, 238, 255, 266, 280, 285, 323, 340, 357, 380, 399, 408, 420, 456, 476, 510, 532, 570, 595, 646, 665, 680, 714, 760, 787, 798, 840, 952, 969, 1020, 1064, 1140, 1190, 1292, 1330, 1428, 1574, 1596, 1615, 1785, 1938, 1995, 2040, 2261, 2280, 2361, 2380, 2584, 2660, 2856, 3148, 3192, 3230, 3570, 3876, 3935, 3990, 4522, 4722, 4760, 4845, 5320, 5509, 6296, 6460, 6783, 7140, 7752, 7870, 7980, 9044, 9444, 9690, 11018, 11305, 11805, 12920, 13379, 13566, 14280, 14953, 15740, 15960, 16527, 18088, 18888, 19380, 22036, 22610, 23610, 26758, 27132, 27545, 29906, 31480, 33054, 33915, 38760, 40137, 44072, 44859, 45220, 47220, 53516, 54264, 55090, 59812, 66108, 66895, 67830, 74765, 80274, 82635, 89718, 90440, 93653, 94440, 104671, 107032, 110180, 119624, 132216, 133790, 135660, 149530, 160548, 165270, 179436, 187306, 200685, 209342, 220360, 224295, 254201, 267580, 271320, 280959, 299060, 314013, 321096, 330540, 358872, 374612, 401370, 418684, 448590, 468265, 508402, 523355, 535160, 561918, 598120, 628026, 661080, 749224, 762603, 802740, 837368, 897180, 936530, 1016804, 1046710, 1123836, 1256052, 1271005, 1404795, 1525206, 1570065, 1605480, 1779407, 1794360, 1873060, 2033608, 2093420, 2247672, 2512104, 2542010, 2809590, 3050412, 3140130, 3558814, 3746120, 3813015, 4186840, 5084020, 5338221, 5619180, 6100824, 6280260, 7117628, 7626030, 8897035, 10168040, 10676442, 11238360, 12560520, 14235256, 15252060, 17794070, 21352884, 26691105, 30504120, 35588140, 42705768, 53382210, 71176280, 106764420, 213528840]

約数ペア:

[(1, 213528840), (2, 106764420), (3, 71176280), (4, 53382210), (5, 42705768), (6, 35588140), (7, 30504120), (8, 26691105), (10, 21352884), (12, 17794070), (14, 15252060), (15, 14235256), (17, 12560520), (19, 11238360), (20, 10676442), (21, 10168040), (24, 8897035), (28, 7626030), (30, 7117628), (34, 6280260), (35, 6100824), (38, 5619180), (40, 5338221), (42, 5084020), (51, 4186840), (56, 3813015), (57, 3746120), (60, 3558814), (68, 3140130), (70, 3050412), (76, 2809590), (84, 2542010), (85, 2512104), (95, 2247672), (102, 2093420), (105, 2033608), (114, 1873060), (119, 1794360), (120, 1779407), (133, 1605480), (136, 1570065), (140, 1525206), (152, 1404795), (168, 1271005), (170, 1256052), (190, 1123836), (204, 1046710), (210, 1016804), (228, 936530), (238, 897180), (255, 837368), (266, 802740), (280, 762603), (285, 749224), (323, 661080), (340, 628026), (357, 598120), (380, 561918), (399, 535160), (408, 523355), (420, 508402), (456, 468265), (476, 448590), (510, 418684), (532, 401370), (570, 374612), (595, 358872), (646, 330540), (665, 321096), (680, 314013), (714, 299060), (760, 280959), (787, 271320), (798, 267580), (840, 254201), (952, 224295), (969, 220360), (1020, 209342), (1064, 200685), (1140, 187306), (1190, 179436), (1292, 165270), (1330, 160548), (1428, 149530), (1574, 135660), (1596, 133790), (1615, 132216), (1785, 119624), (1938, 110180), (1995, 107032), (2040, 104671), (2261, 94440), (2280, 93653), (2361, 90440), (2380, 89718), (2584, 82635), (2660, 80274), (2856, 74765), (3148, 67830), (3192, 66895), (3230, 66108), (3570, 59812), (3876, 55090), (3935, 54264), (3990, 53516), (4522, 47220), (4722, 45220), (4760, 44859), (4845, 44072), (5320, 40137), (5509, 38760), (6296, 33915), (6460, 33054), (6783, 31480), (7140, 29906), (7752, 27545), (7870, 27132), (7980, 26758), (9044, 23610), (9444, 22610), (9690, 22036), (11018, 19380), (11305, 18888), (11805, 18088), (12920, 16527), (13379, 15960), (13566, 15740), (14280, 14953)]