66992860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 171601920

約数和(自身を除く): 104609060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 31, 38, 44, 47, 55, 62, 76, 94, 95, 110, 121, 124, 155, 188, 190, 209, 220, 235, 242, 310, 341, 380, 418, 470, 484, 517, 589, 605, 620, 682, 836, 893, 940, 1034, 1045, 1178, 1210, 1364, 1457, 1705, 1786, 2068, 2090, 2299, 2356, 2420, 2585, 2914, 2945, 3410, 3572, 3751, 4180, 4465, 4598, 5170, 5687, 5828, 5890, 6479, 6820, 7285, 7502, 8930, 9196, 9823, 10340, 11374, 11495, 11780, 12958, 14570, 15004, 16027, 17860, 18755, 19646, 22748, 22990, 25916, 27683, 28435, 29140, 32054, 32395, 37510, 39292, 45980, 49115, 55366, 56870, 64108, 64790, 71269, 75020, 80135, 98230, 108053, 110732, 113740, 129580, 138415, 142538, 160270, 176297, 196460, 216106, 276830, 285076, 304513, 320540, 352594, 356345, 432212, 540265, 553660, 609026, 705188, 712690, 881485, 1080530, 1218052, 1425380, 1522565, 1762970, 2161060, 3045130, 3349643, 3525940, 6090260, 6699286, 13398572, 16748215, 33496430, 66992860]

約数ペア:

[(1, 66992860), (2, 33496430), (4, 16748215), (5, 13398572), (10, 6699286), (11, 6090260), (19, 3525940), (20, 3349643), (22, 3045130), (31, 2161060), (38, 1762970), (44, 1522565), (47, 1425380), (55, 1218052), (62, 1080530), (76, 881485), (94, 712690), (95, 705188), (110, 609026), (121, 553660), (124, 540265), (155, 432212), (188, 356345), (190, 352594), (209, 320540), (220, 304513), (235, 285076), (242, 276830), (310, 216106), (341, 196460), (380, 176297), (418, 160270), (470, 142538), (484, 138415), (517, 129580), (589, 113740), (605, 110732), (620, 108053), (682, 98230), (836, 80135), (893, 75020), (940, 71269), (1034, 64790), (1045, 64108), (1178, 56870), (1210, 55366), (1364, 49115), (1457, 45980), (1705, 39292), (1786, 37510), (2068, 32395), (2090, 32054), (2299, 29140), (2356, 28435), (2420, 27683), (2585, 25916), (2914, 22990), (2945, 22748), (3410, 19646), (3572, 18755), (3751, 17860), (4180, 16027), (4465, 15004), (4598, 14570), (5170, 12958), (5687, 11780), (5828, 11495), (5890, 11374), (6479, 10340), (6820, 9823), (7285, 9196), (7502, 8930)]