1286536740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:546

約数の個数: 192

約数和(自身を含む): 3996518400

約数和(自身を除く): 2709981660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 139, 190, 228, 230, 276, 278, 285, 345, 353, 380, 417, 437, 460, 556, 570, 690, 695, 706, 834, 874, 1059, 1140, 1311, 1380, 1390, 1412, 1668, 1748, 1765, 2085, 2118, 2185, 2622, 2641, 2780, 3197, 3530, 4170, 4236, 4370, 5244, 5282, 5295, 6394, 6555, 6707, 7060, 7923, 8119, 8340, 8740, 9591, 10564, 10590, 12788, 13110, 13205, 13414, 15846, 15985, 16238, 19182, 20121, 21180, 24357, 26220, 26410, 26828, 31692, 31970, 32476, 33535, 38364, 39615, 40242, 40595, 47955, 48714, 49067, 52820, 60743, 63940, 67070, 79230, 80484, 81190, 95910, 97428, 98134, 100605, 121486, 121785, 134140, 147201, 154261, 158460, 162380, 182229, 191820, 196268, 201210, 242972, 243570, 245335, 294402, 303715, 308522, 364458, 402420, 462783, 487140, 490670, 588804, 607430, 617044, 728916, 736005, 771305, 911145, 925566, 932273, 981340, 1128541, 1214860, 1472010, 1542610, 1822290, 1851132, 1864546, 2257082, 2313915, 2796819, 2944020, 3085220, 3385623, 3644580, 3729092, 4514164, 4627830, 4661365, 5593638, 5642705, 6771246, 9255660, 9322730, 11187276, 11285410, 13542492, 13984095, 16928115, 18645460, 21442279, 22570820, 27968190, 33856230, 42884558, 55936380, 64326837, 67712460, 85769116, 107211395, 128653674, 214422790, 257307348, 321634185, 428845580, 643268370, 1286536740]

約数ペア:

[(1, 1286536740), (2, 643268370), (3, 428845580), (4, 321634185), (5, 257307348), (6, 214422790), (10, 128653674), (12, 107211395), (15, 85769116), (19, 67712460), (20, 64326837), (23, 55936380), (30, 42884558), (38, 33856230), (46, 27968190), (57, 22570820), (60, 21442279), (69, 18645460), (76, 16928115), (92, 13984095), (95, 13542492), (114, 11285410), (115, 11187276), (138, 9322730), (139, 9255660), (190, 6771246), (228, 5642705), (230, 5593638), (276, 4661365), (278, 4627830), (285, 4514164), (345, 3729092), (353, 3644580), (380, 3385623), (417, 3085220), (437, 2944020), (460, 2796819), (556, 2313915), (570, 2257082), (690, 1864546), (695, 1851132), (706, 1822290), (834, 1542610), (874, 1472010), (1059, 1214860), (1140, 1128541), (1311, 981340), (1380, 932273), (1390, 925566), (1412, 911145), (1668, 771305), (1748, 736005), (1765, 728916), (2085, 617044), (2118, 607430), (2185, 588804), (2622, 490670), (2641, 487140), (2780, 462783), (3197, 402420), (3530, 364458), (4170, 308522), (4236, 303715), (4370, 294402), (5244, 245335), (5282, 243570), (5295, 242972), (6394, 201210), (6555, 196268), (6707, 191820), (7060, 182229), (7923, 162380), (8119, 158460), (8340, 154261), (8740, 147201), (9591, 134140), (10564, 121785), (10590, 121486), (12788, 100605), (13110, 98134), (13205, 97428), (13414, 95910), (15846, 81190), (15985, 80484), (16238, 79230), (19182, 67070), (20121, 63940), (21180, 60743), (24357, 52820), (26220, 49067), (26410, 48714), (26828, 47955), (31692, 40595), (31970, 40242), (32476, 39615), (33535, 38364)]