64860180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:270

約数の個数: 192

約数和(自身を含む): 230307840

約数和(自身を除く): 165447660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 101, 105, 110, 132, 139, 140, 154, 165, 202, 210, 220, 231, 278, 303, 308, 330, 385, 404, 417, 420, 462, 505, 556, 606, 660, 695, 707, 770, 834, 924, 973, 1010, 1111, 1155, 1212, 1390, 1414, 1515, 1529, 1540, 1668, 1946, 2020, 2085, 2121, 2222, 2310, 2780, 2828, 2919, 3030, 3058, 3333, 3535, 3892, 4170, 4242, 4444, 4587, 4620, 4865, 5555, 5838, 6060, 6116, 6666, 7070, 7645, 7777, 8340, 8484, 9174, 9730, 10605, 10703, 11110, 11676, 13332, 14039, 14140, 14595, 15290, 15554, 16665, 18348, 19460, 21210, 21406, 22220, 22935, 23331, 28078, 29190, 30580, 31108, 32109, 33330, 38885, 42117, 42420, 42812, 45870, 46662, 53515, 56156, 58380, 64218, 66660, 70195, 77770, 84234, 91740, 93324, 98273, 107030, 116655, 128436, 140390, 154429, 155540, 160545, 168468, 196546, 210585, 214060, 233310, 280780, 294819, 308858, 321090, 393092, 421170, 463287, 466620, 491365, 589638, 617716, 642180, 772145, 842340, 926574, 982730, 1081003, 1179276, 1474095, 1544290, 1853148, 1965460, 2162006, 2316435, 2948190, 3088580, 3243009, 4324012, 4632870, 5405015, 5896380, 6486018, 9265740, 10810030, 12972036, 16215045, 21620060, 32430090, 64860180]

約数ペア:

[(1, 64860180), (2, 32430090), (3, 21620060), (4, 16215045), (5, 12972036), (6, 10810030), (7, 9265740), (10, 6486018), (11, 5896380), (12, 5405015), (14, 4632870), (15, 4324012), (20, 3243009), (21, 3088580), (22, 2948190), (28, 2316435), (30, 2162006), (33, 1965460), (35, 1853148), (42, 1544290), (44, 1474095), (55, 1179276), (60, 1081003), (66, 982730), (70, 926574), (77, 842340), (84, 772145), (101, 642180), (105, 617716), (110, 589638), (132, 491365), (139, 466620), (140, 463287), (154, 421170), (165, 393092), (202, 321090), (210, 308858), (220, 294819), (231, 280780), (278, 233310), (303, 214060), (308, 210585), (330, 196546), (385, 168468), (404, 160545), (417, 155540), (420, 154429), (462, 140390), (505, 128436), (556, 116655), (606, 107030), (660, 98273), (695, 93324), (707, 91740), (770, 84234), (834, 77770), (924, 70195), (973, 66660), (1010, 64218), (1111, 58380), (1155, 56156), (1212, 53515), (1390, 46662), (1414, 45870), (1515, 42812), (1529, 42420), (1540, 42117), (1668, 38885), (1946, 33330), (2020, 32109), (2085, 31108), (2121, 30580), (2222, 29190), (2310, 28078), (2780, 23331), (2828, 22935), (2919, 22220), (3030, 21406), (3058, 21210), (3333, 19460), (3535, 18348), (3892, 16665), (4170, 15554), (4242, 15290), (4444, 14595), (4587, 14140), (4620, 14039), (4865, 13332), (5555, 11676), (5838, 11110), (6060, 10703), (6116, 10605), (6666, 9730), (7070, 9174), (7645, 8484), (7777, 8340)]