290641520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{967}}^1$

素因数の和:1027

約数の個数: 120

約数和(自身を含む): 773846304

約数和(自身を除く): 483204784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 289, 340, 442, 520, 578, 680, 884, 967, 1040, 1105, 1156, 1360, 1445, 1768, 1934, 2210, 2312, 2890, 3536, 3757, 3868, 4420, 4624, 4835, 5780, 7514, 7736, 8840, 9670, 11560, 12571, 15028, 15472, 16439, 17680, 18785, 19340, 23120, 25142, 30056, 32878, 37570, 38680, 50284, 60112, 62855, 65756, 75140, 77360, 82195, 100568, 125710, 131512, 150280, 164390, 201136, 213707, 251420, 263024, 279463, 300560, 328780, 427414, 502840, 558926, 657560, 854828, 1005680, 1068535, 1117852, 1315120, 1397315, 1709656, 2137070, 2235704, 2794630, 3419312, 3633019, 4274140, 4471408, 5589260, 7266038, 8548280, 11178520, 14532076, 17096560, 18165095, 22357040, 29064152, 36330190, 58128304, 72660380, 145320760, 290641520]

約数ペア:

[(1, 290641520), (2, 145320760), (4, 72660380), (5, 58128304), (8, 36330190), (10, 29064152), (13, 22357040), (16, 18165095), (17, 17096560), (20, 14532076), (26, 11178520), (34, 8548280), (40, 7266038), (52, 5589260), (65, 4471408), (68, 4274140), (80, 3633019), (85, 3419312), (104, 2794630), (130, 2235704), (136, 2137070), (170, 1709656), (208, 1397315), (221, 1315120), (260, 1117852), (272, 1068535), (289, 1005680), (340, 854828), (442, 657560), (520, 558926), (578, 502840), (680, 427414), (884, 328780), (967, 300560), (1040, 279463), (1105, 263024), (1156, 251420), (1360, 213707), (1445, 201136), (1768, 164390), (1934, 150280), (2210, 131512), (2312, 125710), (2890, 100568), (3536, 82195), (3757, 77360), (3868, 75140), (4420, 65756), (4624, 62855), (4835, 60112), (5780, 50284), (7514, 38680), (7736, 37570), (8840, 32878), (9670, 30056), (11560, 25142), (12571, 23120), (15028, 19340), (15472, 18785), (16439, 17680)]