487173680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:288

約数の個数: 240

約数和(自身を含む): 1438479360

約数和(自身を除く): 951305680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 49, 56, 62, 70, 76, 80, 95, 98, 112, 124, 133, 140, 152, 155, 190, 196, 211, 217, 245, 248, 266, 280, 304, 310, 380, 392, 422, 434, 490, 496, 532, 560, 589, 620, 665, 760, 784, 844, 868, 931, 980, 1055, 1064, 1085, 1178, 1240, 1330, 1477, 1519, 1520, 1688, 1736, 1862, 1960, 2110, 2128, 2170, 2356, 2480, 2660, 2945, 2954, 3038, 3376, 3472, 3724, 3920, 4009, 4123, 4220, 4340, 4655, 4712, 5320, 5890, 5908, 6076, 6541, 7385, 7448, 7595, 8018, 8246, 8440, 8680, 9310, 9424, 10339, 10640, 11780, 11816, 12152, 13082, 14770, 14896, 15190, 16036, 16492, 16880, 17360, 18620, 20045, 20615, 20678, 23560, 23632, 24304, 26164, 28063, 28861, 29540, 30380, 32072, 32705, 32984, 37240, 40090, 41230, 41356, 45787, 47120, 51695, 52328, 56126, 57722, 59080, 60760, 64144, 65410, 65968, 74480, 80180, 82460, 82712, 91574, 103390, 104656, 112252, 115444, 118160, 121520, 124279, 130820, 140315, 144305, 160360, 164920, 165424, 183148, 196441, 206780, 224504, 228935, 230888, 248558, 261640, 280630, 288610, 320509, 320720, 329840, 366296, 392882, 413560, 449008, 457870, 461776, 497116, 523280, 561260, 577220, 621395, 641018, 732592, 785764, 827120, 869953, 915740, 982205, 994232, 1122520, 1154440, 1242790, 1282036, 1571528, 1602545, 1739906, 1831480, 1964410, 1988464, 2245040, 2308880, 2485580, 2564072, 3143056, 3205090, 3479812, 3662960, 3928820, 4349765, 4971160, 5128144, 6089671, 6410180, 6959624, 7857640, 8699530, 9942320, 12179342, 12820360, 13919248, 15715280, 17399060, 24358684, 25640720, 30448355, 34798120, 48717368, 60896710, 69596240, 97434736, 121793420, 243586840, 487173680]

約数ペア:

[(1, 487173680), (2, 243586840), (4, 121793420), (5, 97434736), (7, 69596240), (8, 60896710), (10, 48717368), (14, 34798120), (16, 30448355), (19, 25640720), (20, 24358684), (28, 17399060), (31, 15715280), (35, 13919248), (38, 12820360), (40, 12179342), (49, 9942320), (56, 8699530), (62, 7857640), (70, 6959624), (76, 6410180), (80, 6089671), (95, 5128144), (98, 4971160), (112, 4349765), (124, 3928820), (133, 3662960), (140, 3479812), (152, 3205090), (155, 3143056), (190, 2564072), (196, 2485580), (211, 2308880), (217, 2245040), (245, 1988464), (248, 1964410), (266, 1831480), (280, 1739906), (304, 1602545), (310, 1571528), (380, 1282036), (392, 1242790), (422, 1154440), (434, 1122520), (490, 994232), (496, 982205), (532, 915740), (560, 869953), (589, 827120), (620, 785764), (665, 732592), (760, 641018), (784, 621395), (844, 577220), (868, 561260), (931, 523280), (980, 497116), (1055, 461776), (1064, 457870), (1085, 449008), (1178, 413560), (1240, 392882), (1330, 366296), (1477, 329840), (1519, 320720), (1520, 320509), (1688, 288610), (1736, 280630), (1862, 261640), (1960, 248558), (2110, 230888), (2128, 228935), (2170, 224504), (2356, 206780), (2480, 196441), (2660, 183148), (2945, 165424), (2954, 164920), (3038, 160360), (3376, 144305), (3472, 140315), (3724, 130820), (3920, 124279), (4009, 121520), (4123, 118160), (4220, 115444), (4340, 112252), (4655, 104656), (4712, 103390), (5320, 91574), (5890, 82712), (5908, 82460), (6076, 80180), (6541, 74480), (7385, 65968), (7448, 65410), (7595, 64144), (8018, 60760), (8246, 59080), (8440, 57722), (8680, 56126), (9310, 52328), (9424, 51695), (10339, 47120), (10640, 45787), (11780, 41356), (11816, 41230), (12152, 40090), (13082, 37240), (14770, 32984), (14896, 32705), (15190, 32072), (16036, 30380), (16492, 29540), (16880, 28861), (17360, 28063), (18620, 26164), (20045, 24304), (20615, 23632), (20678, 23560)]