203302960

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 160

約数和(自身を含む): 571392000

約数和(自身を除く): 368089040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 239, 245, 248, 280, 310, 343, 392, 434, 478, 490, 496, 560, 620, 686, 784, 868, 956, 980, 1085, 1195, 1240, 1372, 1519, 1673, 1715, 1736, 1912, 1960, 2170, 2390, 2480, 2744, 3038, 3346, 3430, 3472, 3824, 3920, 4340, 4780, 5488, 6076, 6692, 6860, 7409, 7595, 8365, 8680, 9560, 10633, 11711, 12152, 13384, 13720, 14818, 15190, 16730, 17360, 19120, 21266, 23422, 24304, 26768, 27440, 29636, 30380, 33460, 37045, 42532, 46844, 51863, 53165, 58555, 59272, 60760, 66920, 74090, 81977, 85064, 93688, 103726, 106330, 117110, 118544, 121520, 133840, 148180, 163954, 170128, 187376, 207452, 212660, 234220, 259315, 296360, 327908, 363041, 409885, 414904, 425320, 468440, 518630, 592720, 655816, 726082, 819770, 829808, 850640, 936880, 1037260, 1311632, 1452164, 1639540, 1815205, 2074520, 2541287, 2904328, 3279080, 3630410, 4149040, 5082574, 5808656, 6558160, 7260820, 10165148, 12706435, 14521640, 20330296, 25412870, 29043280, 40660592, 50825740, 101651480, 203302960]

約数ペア:

[(1, 203302960), (2, 101651480), (4, 50825740), (5, 40660592), (7, 29043280), (8, 25412870), (10, 20330296), (14, 14521640), (16, 12706435), (20, 10165148), (28, 7260820), (31, 6558160), (35, 5808656), (40, 5082574), (49, 4149040), (56, 3630410), (62, 3279080), (70, 2904328), (80, 2541287), (98, 2074520), (112, 1815205), (124, 1639540), (140, 1452164), (155, 1311632), (196, 1037260), (217, 936880), (239, 850640), (245, 829808), (248, 819770), (280, 726082), (310, 655816), (343, 592720), (392, 518630), (434, 468440), (478, 425320), (490, 414904), (496, 409885), (560, 363041), (620, 327908), (686, 296360), (784, 259315), (868, 234220), (956, 212660), (980, 207452), (1085, 187376), (1195, 170128), (1240, 163954), (1372, 148180), (1519, 133840), (1673, 121520), (1715, 118544), (1736, 117110), (1912, 106330), (1960, 103726), (2170, 93688), (2390, 85064), (2480, 81977), (2744, 74090), (3038, 66920), (3346, 60760), (3430, 59272), (3472, 58555), (3824, 53165), (3920, 51863), (4340, 46844), (4780, 42532), (5488, 37045), (6076, 33460), (6692, 30380), (6860, 29636), (7409, 27440), (7595, 26768), (8365, 24304), (8680, 23422), (9560, 21266), (10633, 19120), (11711, 17360), (12152, 16730), (13384, 15190), (13720, 14818)]