163847640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 256

約数和(自身を含む): 580608000

約数和(自身を除く): 416760360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 47, 55, 57, 60, 66, 76, 88, 94, 95, 110, 114, 120, 132, 139, 141, 152, 165, 188, 190, 209, 220, 228, 235, 264, 278, 282, 285, 330, 376, 380, 417, 418, 440, 456, 470, 517, 556, 564, 570, 627, 660, 695, 705, 760, 834, 836, 893, 940, 1034, 1045, 1112, 1128, 1140, 1254, 1320, 1390, 1410, 1529, 1551, 1668, 1672, 1786, 1880, 2068, 2085, 2090, 2280, 2508, 2585, 2641, 2679, 2780, 2820, 3058, 3102, 3135, 3336, 3572, 4136, 4170, 4180, 4465, 4587, 5016, 5170, 5282, 5358, 5560, 5640, 6116, 6204, 6270, 6533, 7144, 7645, 7755, 7923, 8340, 8360, 8930, 9174, 9823, 10340, 10564, 10716, 12232, 12408, 12540, 13066, 13205, 13395, 15290, 15510, 15846, 16680, 17860, 18348, 19599, 19646, 20680, 21128, 21432, 22935, 25080, 26132, 26410, 26790, 29051, 29469, 30580, 31020, 31692, 32665, 35720, 36696, 39198, 39292, 39615, 45870, 49115, 52264, 52820, 53580, 58102, 58938, 61160, 62040, 63384, 65330, 71863, 78396, 78584, 79230, 87153, 91740, 97995, 98230, 105640, 107160, 116204, 117876, 124127, 130660, 143726, 145255, 147345, 156792, 158460, 174306, 183480, 195990, 196460, 215589, 232408, 235752, 248254, 261320, 287452, 290510, 294690, 316920, 348612, 359315, 372381, 391980, 392920, 431178, 435765, 496508, 574904, 581020, 589380, 620635, 697224, 718630, 744762, 783960, 862356, 871530, 993016, 1077945, 1162040, 1178760, 1241270, 1365397, 1437260, 1489524, 1724712, 1743060, 1861905, 2155890, 2482540, 2730794, 2874520, 2979048, 3486120, 3723810, 4096191, 4311780, 4965080, 5461588, 6826985, 7447620, 8192382, 8623560, 10923176, 13653970, 14895240, 16384764, 20480955, 27307940, 32769528, 40961910, 54615880, 81923820, 163847640]

約数ペア:

[(1, 163847640), (2, 81923820), (3, 54615880), (4, 40961910), (5, 32769528), (6, 27307940), (8, 20480955), (10, 16384764), (11, 14895240), (12, 13653970), (15, 10923176), (19, 8623560), (20, 8192382), (22, 7447620), (24, 6826985), (30, 5461588), (33, 4965080), (38, 4311780), (40, 4096191), (44, 3723810), (47, 3486120), (55, 2979048), (57, 2874520), (60, 2730794), (66, 2482540), (76, 2155890), (88, 1861905), (94, 1743060), (95, 1724712), (110, 1489524), (114, 1437260), (120, 1365397), (132, 1241270), (139, 1178760), (141, 1162040), (152, 1077945), (165, 993016), (188, 871530), (190, 862356), (209, 783960), (220, 744762), (228, 718630), (235, 697224), (264, 620635), (278, 589380), (282, 581020), (285, 574904), (330, 496508), (376, 435765), (380, 431178), (417, 392920), (418, 391980), (440, 372381), (456, 359315), (470, 348612), (517, 316920), (556, 294690), (564, 290510), (570, 287452), (627, 261320), (660, 248254), (695, 235752), (705, 232408), (760, 215589), (834, 196460), (836, 195990), (893, 183480), (940, 174306), (1034, 158460), (1045, 156792), (1112, 147345), (1128, 145255), (1140, 143726), (1254, 130660), (1320, 124127), (1390, 117876), (1410, 116204), (1529, 107160), (1551, 105640), (1668, 98230), (1672, 97995), (1786, 91740), (1880, 87153), (2068, 79230), (2085, 78584), (2090, 78396), (2280, 71863), (2508, 65330), (2585, 63384), (2641, 62040), (2679, 61160), (2780, 58938), (2820, 58102), (3058, 53580), (3102, 52820), (3135, 52264), (3336, 49115), (3572, 45870), (4136, 39615), (4170, 39292), (4180, 39198), (4465, 36696), (4587, 35720), (5016, 32665), (5170, 31692), (5282, 31020), (5358, 30580), (5560, 29469), (5640, 29051), (6116, 26790), (6204, 26410), (6270, 26132), (6533, 25080), (7144, 22935), (7645, 21432), (7755, 21128), (7923, 20680), (8340, 19646), (8360, 19599), (8930, 18348), (9174, 17860), (9823, 16680), (10340, 15846), (10564, 15510), (10716, 15290), (12232, 13395), (12408, 13205), (12540, 13066)]