243586840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 192

約数和(自身を含む): 696038400

約数和(自身を除く): 452451560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 76, 95, 98, 124, 133, 140, 152, 155, 190, 196, 211, 217, 245, 248, 266, 280, 310, 380, 392, 422, 434, 490, 532, 589, 620, 665, 760, 844, 868, 931, 980, 1055, 1064, 1085, 1178, 1240, 1330, 1477, 1519, 1688, 1736, 1862, 1960, 2110, 2170, 2356, 2660, 2945, 2954, 3038, 3724, 4009, 4123, 4220, 4340, 4655, 4712, 5320, 5890, 5908, 6076, 6541, 7385, 7448, 7595, 8018, 8246, 8440, 8680, 9310, 10339, 11780, 11816, 12152, 13082, 14770, 15190, 16036, 16492, 18620, 20045, 20615, 20678, 23560, 26164, 28063, 28861, 29540, 30380, 32072, 32705, 32984, 37240, 40090, 41230, 41356, 45787, 51695, 52328, 56126, 57722, 59080, 60760, 65410, 80180, 82460, 82712, 91574, 103390, 112252, 115444, 124279, 130820, 140315, 144305, 160360, 164920, 183148, 196441, 206780, 224504, 228935, 230888, 248558, 261640, 280630, 288610, 320509, 366296, 392882, 413560, 457870, 497116, 561260, 577220, 621395, 641018, 785764, 869953, 915740, 982205, 994232, 1122520, 1154440, 1242790, 1282036, 1571528, 1602545, 1739906, 1831480, 1964410, 2485580, 2564072, 3205090, 3479812, 3928820, 4349765, 4971160, 6089671, 6410180, 6959624, 7857640, 8699530, 12179342, 12820360, 17399060, 24358684, 30448355, 34798120, 48717368, 60896710, 121793420, 243586840]

約数ペア:

[(1, 243586840), (2, 121793420), (4, 60896710), (5, 48717368), (7, 34798120), (8, 30448355), (10, 24358684), (14, 17399060), (19, 12820360), (20, 12179342), (28, 8699530), (31, 7857640), (35, 6959624), (38, 6410180), (40, 6089671), (49, 4971160), (56, 4349765), (62, 3928820), (70, 3479812), (76, 3205090), (95, 2564072), (98, 2485580), (124, 1964410), (133, 1831480), (140, 1739906), (152, 1602545), (155, 1571528), (190, 1282036), (196, 1242790), (211, 1154440), (217, 1122520), (245, 994232), (248, 982205), (266, 915740), (280, 869953), (310, 785764), (380, 641018), (392, 621395), (422, 577220), (434, 561260), (490, 497116), (532, 457870), (589, 413560), (620, 392882), (665, 366296), (760, 320509), (844, 288610), (868, 280630), (931, 261640), (980, 248558), (1055, 230888), (1064, 228935), (1085, 224504), (1178, 206780), (1240, 196441), (1330, 183148), (1477, 164920), (1519, 160360), (1688, 144305), (1736, 140315), (1862, 130820), (1960, 124279), (2110, 115444), (2170, 112252), (2356, 103390), (2660, 91574), (2945, 82712), (2954, 82460), (3038, 80180), (3724, 65410), (4009, 60760), (4123, 59080), (4220, 57722), (4340, 56126), (4655, 52328), (4712, 51695), (5320, 45787), (5890, 41356), (5908, 41230), (6076, 40090), (6541, 37240), (7385, 32984), (7448, 32705), (7595, 32072), (8018, 30380), (8246, 29540), (8440, 28861), (8680, 28063), (9310, 26164), (10339, 23560), (11780, 20678), (11816, 20615), (12152, 20045), (13082, 18620), (14770, 16492), (15190, 16036)]