290411680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 804722688

約数和(自身を除く): 514311008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 43, 52, 65, 68, 80, 85, 86, 104, 130, 136, 160, 170, 172, 191, 208, 215, 221, 260, 272, 340, 344, 382, 416, 430, 442, 520, 544, 559, 680, 688, 731, 764, 860, 884, 955, 1040, 1105, 1118, 1360, 1376, 1462, 1528, 1720, 1768, 1910, 2080, 2210, 2236, 2483, 2720, 2795, 2924, 3056, 3247, 3440, 3536, 3655, 3820, 4420, 4472, 4966, 5590, 5848, 6112, 6494, 6880, 7072, 7310, 7640, 8213, 8840, 8944, 9503, 9932, 11180, 11696, 12415, 12988, 14620, 15280, 16235, 16426, 17680, 17888, 19006, 19864, 22360, 23392, 24830, 25976, 29240, 30560, 32470, 32852, 35360, 38012, 39728, 41065, 42211, 44720, 47515, 49660, 51952, 58480, 64940, 65704, 76024, 79456, 82130, 84422, 89440, 95030, 99320, 103904, 106769, 116960, 129880, 131408, 139621, 152048, 164260, 168844, 190060, 198640, 211055, 213538, 259760, 262816, 279242, 304096, 328520, 337688, 380120, 397280, 422110, 427076, 519520, 533845, 558484, 657040, 675376, 698105, 760240, 844220, 854152, 1067690, 1116968, 1314080, 1350752, 1396210, 1520480, 1688440, 1708304, 1815073, 2135380, 2233936, 2792420, 3376880, 3416608, 3630146, 4270760, 4467872, 5584840, 6753760, 7260292, 8541520, 9075365, 11169680, 14520584, 17083040, 18150730, 22339360, 29041168, 36301460, 58082336, 72602920, 145205840, 290411680]

約数ペア:

[(1, 290411680), (2, 145205840), (4, 72602920), (5, 58082336), (8, 36301460), (10, 29041168), (13, 22339360), (16, 18150730), (17, 17083040), (20, 14520584), (26, 11169680), (32, 9075365), (34, 8541520), (40, 7260292), (43, 6753760), (52, 5584840), (65, 4467872), (68, 4270760), (80, 3630146), (85, 3416608), (86, 3376880), (104, 2792420), (130, 2233936), (136, 2135380), (160, 1815073), (170, 1708304), (172, 1688440), (191, 1520480), (208, 1396210), (215, 1350752), (221, 1314080), (260, 1116968), (272, 1067690), (340, 854152), (344, 844220), (382, 760240), (416, 698105), (430, 675376), (442, 657040), (520, 558484), (544, 533845), (559, 519520), (680, 427076), (688, 422110), (731, 397280), (764, 380120), (860, 337688), (884, 328520), (955, 304096), (1040, 279242), (1105, 262816), (1118, 259760), (1360, 213538), (1376, 211055), (1462, 198640), (1528, 190060), (1720, 168844), (1768, 164260), (1910, 152048), (2080, 139621), (2210, 131408), (2236, 129880), (2483, 116960), (2720, 106769), (2795, 103904), (2924, 99320), (3056, 95030), (3247, 89440), (3440, 84422), (3536, 82130), (3655, 79456), (3820, 76024), (4420, 65704), (4472, 64940), (4966, 58480), (5590, 51952), (5848, 49660), (6112, 47515), (6494, 44720), (6880, 42211), (7072, 41065), (7310, 39728), (7640, 38012), (8213, 35360), (8840, 32852), (8944, 32470), (9503, 30560), (9932, 29240), (11180, 25976), (11696, 24830), (12415, 23392), (12988, 22360), (14620, 19864), (15280, 19006), (16235, 17888), (16426, 17680)]