256468680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6089}}^1$

素因数の和:6125

約数の個数: 160

約数和(自身を含む): 928481400

約数和(自身を除く): 672012720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4680, 5265, 6089, 7020, 8424, 10530, 12178, 14040, 18267, 21060, 24356, 30445, 36534, 42120, 48712, 54801, 60890, 73068, 79157, 91335, 109602, 121780, 146136, 158314, 164403, 182670, 219204, 237471, 243560, 274005, 316628, 328806, 365340, 395785, 438408, 474942, 493209, 548010, 633256, 657612, 712413, 730680, 791570, 822015, 949884, 986418, 1096020, 1187355, 1315224, 1424826, 1583140, 1644030, 1899768, 1972836, 2137239, 2192040, 2374710, 2466045, 2849652, 3166280, 3288060, 3562065, 3945672, 4274478, 4749420, 4932090, 5699304, 6411717, 6576120, 7124130, 8548956, 9498840, 9864180, 10686195, 12823434, 14248260, 17097912, 19728360, 21372390, 25646868, 28496520, 32058585, 42744780, 51293736, 64117170, 85489560, 128234340, 256468680]

約数ペア:

[(1, 256468680), (2, 128234340), (3, 85489560), (4, 64117170), (5, 51293736), (6, 42744780), (8, 32058585), (9, 28496520), (10, 25646868), (12, 21372390), (13, 19728360), (15, 17097912), (18, 14248260), (20, 12823434), (24, 10686195), (26, 9864180), (27, 9498840), (30, 8548956), (36, 7124130), (39, 6576120), (40, 6411717), (45, 5699304), (52, 4932090), (54, 4749420), (60, 4274478), (65, 3945672), (72, 3562065), (78, 3288060), (81, 3166280), (90, 2849652), (104, 2466045), (108, 2374710), (117, 2192040), (120, 2137239), (130, 1972836), (135, 1899768), (156, 1644030), (162, 1583140), (180, 1424826), (195, 1315224), (216, 1187355), (234, 1096020), (260, 986418), (270, 949884), (312, 822015), (324, 791570), (351, 730680), (360, 712413), (390, 657612), (405, 633256), (468, 548010), (520, 493209), (540, 474942), (585, 438408), (648, 395785), (702, 365340), (780, 328806), (810, 316628), (936, 274005), (1053, 243560), (1080, 237471), (1170, 219204), (1404, 182670), (1560, 164403), (1620, 158314), (1755, 146136), (2106, 121780), (2340, 109602), (2808, 91335), (3240, 79157), (3510, 73068), (4212, 60890), (4680, 54801), (5265, 48712), (6089, 42120), (7020, 36534), (8424, 30445), (10530, 24356), (12178, 21060), (14040, 18267)]