249616405720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^3\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:391

約数の個数: 256

約数和(自身を含む): 642326630400

約数和(自身を除く): 392710224680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 137, 139, 155, 220, 248, 274, 278, 310, 341, 440, 548, 556, 620, 682, 685, 695, 961, 1096, 1112, 1240, 1364, 1370, 1390, 1507, 1529, 1705, 1922, 2728, 2740, 2780, 3014, 3058, 3410, 3844, 4247, 4309, 4805, 5480, 5560, 6028, 6116, 6820, 7535, 7645, 7688, 8494, 8618, 9610, 10571, 12056, 12232, 13640, 15070, 15290, 16988, 17236, 19043, 19220, 21142, 21235, 21545, 29791, 30140, 30580, 33976, 34472, 38086, 38440, 42284, 42470, 43090, 46717, 47399, 52855, 59582, 60280, 61160, 76172, 84568, 84940, 86180, 93434, 94798, 95215, 105710, 119164, 131657, 133579, 148955, 152344, 169880, 172360, 186868, 189596, 190430, 209473, 211420, 233585, 236995, 238328, 263314, 267158, 297910, 327701, 373736, 379192, 380860, 418946, 422840, 467170, 473990, 526628, 534316, 590333, 595820, 655402, 658285, 667895, 761720, 837892, 934340, 947980, 1047365, 1053256, 1068632, 1180666, 1191640, 1310804, 1316570, 1335790, 1448227, 1469369, 1638505, 1675784, 1868680, 1895960, 2094730, 2361332, 2621608, 2633140, 2671580, 2896454, 2938738, 2951665, 3277010, 4081367, 4140949, 4189460, 4722664, 5266280, 5343160, 5792908, 5877476, 5903330, 6493663, 6554020, 7241135, 7346845, 8162734, 8281898, 8378920, 11585816, 11754952, 11806660, 12987326, 13108040, 14482270, 14693690, 16325468, 16563796, 18300323, 20406835, 20704745, 23613320, 25974652, 28964540, 29387380, 32468315, 32650936, 33127592, 36600646, 40813670, 41409490, 44895037, 45550439, 51949304, 57929080, 58774760, 64936630, 73201292, 81627340, 82818980, 89790074, 91100878, 91501615, 129873260, 146402584, 163254680, 165637960, 179580148, 182201756, 183003230, 201303553, 224475185, 227752195, 259746520, 359160296, 364403512, 366006460, 402607106, 448950370, 455504390, 567310013, 732012920, 805214212, 897900740, 911008780, 1006517765, 1134620026, 1610428424, 1795801480, 1822017560, 2013035530, 2269240052, 2836550065, 4026071060, 4538480104, 5673100130, 6240410143, 8052142120, 11346200260, 12480820286, 22692400520, 24961640572, 31202050715, 49923281144, 62404101430, 124808202860, 249616405720]

約数ペア:

[(1, 249616405720), (2, 124808202860), (4, 62404101430), (5, 49923281144), (8, 31202050715), (10, 24961640572), (11, 22692400520), (20, 12480820286), (22, 11346200260), (31, 8052142120), (40, 6240410143), (44, 5673100130), (55, 4538480104), (62, 4026071060), (88, 2836550065), (110, 2269240052), (124, 2013035530), (137, 1822017560), (139, 1795801480), (155, 1610428424), (220, 1134620026), (248, 1006517765), (274, 911008780), (278, 897900740), (310, 805214212), (341, 732012920), (440, 567310013), (548, 455504390), (556, 448950370), (620, 402607106), (682, 366006460), (685, 364403512), (695, 359160296), (961, 259746520), (1096, 227752195), (1112, 224475185), (1240, 201303553), (1364, 183003230), (1370, 182201756), (1390, 179580148), (1507, 165637960), (1529, 163254680), (1705, 146402584), (1922, 129873260), (2728, 91501615), (2740, 91100878), (2780, 89790074), (3014, 82818980), (3058, 81627340), (3410, 73201292), (3844, 64936630), (4247, 58774760), (4309, 57929080), (4805, 51949304), (5480, 45550439), (5560, 44895037), (6028, 41409490), (6116, 40813670), (6820, 36600646), (7535, 33127592), (7645, 32650936), (7688, 32468315), (8494, 29387380), (8618, 28964540), (9610, 25974652), (10571, 23613320), (12056, 20704745), (12232, 20406835), (13640, 18300323), (15070, 16563796), (15290, 16325468), (16988, 14693690), (17236, 14482270), (19043, 13108040), (19220, 12987326), (21142, 11806660), (21235, 11754952), (21545, 11585816), (29791, 8378920), (30140, 8281898), (30580, 8162734), (33976, 7346845), (34472, 7241135), (38086, 6554020), (38440, 6493663), (42284, 5903330), (42470, 5877476), (43090, 5792908), (46717, 5343160), (47399, 5266280), (52855, 4722664), (59582, 4189460), (60280, 4140949), (61160, 4081367), (76172, 3277010), (84568, 2951665), (84940, 2938738), (86180, 2896454), (93434, 2671580), (94798, 2633140), (95215, 2621608), (105710, 2361332), (119164, 2094730), (131657, 1895960), (133579, 1868680), (148955, 1675784), (152344, 1638505), (169880, 1469369), (172360, 1448227), (186868, 1335790), (189596, 1316570), (190430, 1310804), (209473, 1191640), (211420, 1180666), (233585, 1068632), (236995, 1053256), (238328, 1047365), (263314, 947980), (267158, 934340), (297910, 837892), (327701, 761720), (373736, 667895), (379192, 658285), (380860, 655402), (418946, 595820), (422840, 590333), (467170, 534316), (473990, 526628)]