215904780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:318

約数の個数: 288

約数和(自身を含む): 825552000

約数和(自身を除く): 609647220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 269, 273, 294, 315, 343, 364, 390, 420, 441, 455, 468, 490, 538, 546, 585, 588, 630, 637, 686, 735, 780, 807, 819, 882, 910, 980, 1029, 1076, 1092, 1170, 1260, 1274, 1345, 1365, 1372, 1470, 1614, 1638, 1715, 1764, 1820, 1883, 1911, 2058, 2205, 2340, 2421, 2548, 2690, 2730, 2940, 3087, 3185, 3228, 3276, 3430, 3497, 3766, 3822, 4035, 4095, 4116, 4410, 4459, 4842, 5145, 5380, 5460, 5649, 5733, 6174, 6370, 6860, 6994, 7532, 7644, 8070, 8190, 8820, 8918, 9415, 9555, 9684, 10290, 10491, 11298, 11466, 12105, 12348, 12740, 13181, 13377, 13988, 15435, 16140, 16380, 16947, 17485, 17836, 18830, 19110, 20580, 20982, 22295, 22596, 22932, 24210, 24479, 26362, 26754, 28245, 28665, 30870, 31473, 33894, 34970, 37660, 38220, 39543, 40131, 41964, 44590, 48420, 48958, 52455, 52724, 53508, 56490, 57330, 61740, 62946, 65905, 66885, 67788, 69940, 73437, 79086, 80262, 84735, 89180, 92267, 97916, 104910, 112980, 114660, 118629, 122395, 125892, 131810, 133770, 146874, 157365, 158172, 160524, 169470, 171353, 184534, 197715, 200655, 209820, 220311, 237258, 244790, 263620, 267540, 276801, 293748, 314730, 338940, 342706, 367185, 369068, 395430, 401310, 440622, 461335, 474516, 489580, 514059, 553602, 593145, 629460, 685412, 734370, 790860, 802620, 830403, 856765, 881244, 922670, 1028118, 1101555, 1107204, 1186290, 1199471, 1384005, 1468740, 1542177, 1660806, 1713530, 1845340, 2056236, 2203110, 2372580, 2398942, 2570295, 2768010, 3084354, 3321612, 3427060, 3598413, 4152015, 4406220, 4797884, 5140590, 5536020, 5997355, 6168708, 7196826, 7710885, 8304030, 10281180, 10795239, 11994710, 14393652, 15421770, 16608060, 17992065, 21590478, 23989420, 30843540, 35984130, 43180956, 53976195, 71968260, 107952390, 215904780]

約数ペア:

[(1, 215904780), (2, 107952390), (3, 71968260), (4, 53976195), (5, 43180956), (6, 35984130), (7, 30843540), (9, 23989420), (10, 21590478), (12, 17992065), (13, 16608060), (14, 15421770), (15, 14393652), (18, 11994710), (20, 10795239), (21, 10281180), (26, 8304030), (28, 7710885), (30, 7196826), (35, 6168708), (36, 5997355), (39, 5536020), (42, 5140590), (45, 4797884), (49, 4406220), (52, 4152015), (60, 3598413), (63, 3427060), (65, 3321612), (70, 3084354), (78, 2768010), (84, 2570295), (90, 2398942), (91, 2372580), (98, 2203110), (105, 2056236), (117, 1845340), (126, 1713530), (130, 1660806), (140, 1542177), (147, 1468740), (156, 1384005), (180, 1199471), (182, 1186290), (195, 1107204), (196, 1101555), (210, 1028118), (234, 922670), (245, 881244), (252, 856765), (260, 830403), (269, 802620), (273, 790860), (294, 734370), (315, 685412), (343, 629460), (364, 593145), (390, 553602), (420, 514059), (441, 489580), (455, 474516), (468, 461335), (490, 440622), (538, 401310), (546, 395430), (585, 369068), (588, 367185), (630, 342706), (637, 338940), (686, 314730), (735, 293748), (780, 276801), (807, 267540), (819, 263620), (882, 244790), (910, 237258), (980, 220311), (1029, 209820), (1076, 200655), (1092, 197715), (1170, 184534), (1260, 171353), (1274, 169470), (1345, 160524), (1365, 158172), (1372, 157365), (1470, 146874), (1614, 133770), (1638, 131810), (1715, 125892), (1764, 122395), (1820, 118629), (1883, 114660), (1911, 112980), (2058, 104910), (2205, 97916), (2340, 92267), (2421, 89180), (2548, 84735), (2690, 80262), (2730, 79086), (2940, 73437), (3087, 69940), (3185, 67788), (3228, 66885), (3276, 65905), (3430, 62946), (3497, 61740), (3766, 57330), (3822, 56490), (4035, 53508), (4095, 52724), (4116, 52455), (4410, 48958), (4459, 48420), (4842, 44590), (5145, 41964), (5380, 40131), (5460, 39543), (5649, 38220), (5733, 37660), (6174, 34970), (6370, 33894), (6860, 31473), (6994, 30870), (7532, 28665), (7644, 28245), (8070, 26754), (8190, 26362), (8820, 24479), (8918, 24210), (9415, 22932), (9555, 22596), (9684, 22295), (10290, 20982), (10491, 20580), (11298, 19110), (11466, 18830), (12105, 17836), (12348, 17485), (12740, 16947), (13181, 16380), (13377, 16140), (13988, 15435)]