78689520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1240

約数の個数: 240

約数和(自身を含む): 325520832

約数和(自身を除く): 246831312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1201, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2402, 2520, 2730, 3120, 3276, 3603, 3640, 4095, 4368, 4680, 4804, 5040, 5460, 6005, 6552, 7206, 7280, 8190, 8407, 9360, 9608, 10809, 10920, 12010, 13104, 14412, 15613, 16380, 16814, 18015, 19216, 21618, 21840, 24020, 25221, 28824, 31226, 32760, 33628, 36030, 42035, 43236, 46839, 48040, 50442, 54045, 57648, 62452, 65520, 67256, 72060, 75663, 78065, 84070, 86472, 93678, 96080, 100884, 108090, 109291, 124904, 126105, 134512, 140517, 144120, 151326, 156130, 168140, 172944, 187356, 201768, 216180, 218582, 234195, 249808, 252210, 281034, 288240, 302652, 312260, 327873, 336280, 374712, 378315, 403536, 432360, 437164, 468390, 504420, 546455, 562068, 605304, 624520, 655746, 672560, 702585, 749424, 756630, 864720, 874328, 936780, 983619, 1008840, 1092910, 1124136, 1210608, 1249040, 1311492, 1405170, 1513260, 1639365, 1748656, 1873560, 1967238, 2017680, 2185820, 2248272, 2622984, 2810340, 3026520, 3278730, 3747120, 3934476, 4371640, 4918095, 5245968, 5620680, 6053040, 6557460, 7868952, 8743280, 9836190, 11241360, 13114920, 15737904, 19672380, 26229840, 39344760, 78689520]

約数ペア:

[(1, 78689520), (2, 39344760), (3, 26229840), (4, 19672380), (5, 15737904), (6, 13114920), (7, 11241360), (8, 9836190), (9, 8743280), (10, 7868952), (12, 6557460), (13, 6053040), (14, 5620680), (15, 5245968), (16, 4918095), (18, 4371640), (20, 3934476), (21, 3747120), (24, 3278730), (26, 3026520), (28, 2810340), (30, 2622984), (35, 2248272), (36, 2185820), (39, 2017680), (40, 1967238), (42, 1873560), (45, 1748656), (48, 1639365), (52, 1513260), (56, 1405170), (60, 1311492), (63, 1249040), (65, 1210608), (70, 1124136), (72, 1092910), (78, 1008840), (80, 983619), (84, 936780), (90, 874328), (91, 864720), (104, 756630), (105, 749424), (112, 702585), (117, 672560), (120, 655746), (126, 624520), (130, 605304), (140, 562068), (144, 546455), (156, 504420), (168, 468390), (180, 437164), (182, 432360), (195, 403536), (208, 378315), (210, 374712), (234, 336280), (240, 327873), (252, 312260), (260, 302652), (273, 288240), (280, 281034), (312, 252210), (315, 249808), (336, 234195), (360, 218582), (364, 216180), (390, 201768), (420, 187356), (455, 172944), (468, 168140), (504, 156130), (520, 151326), (546, 144120), (560, 140517), (585, 134512), (624, 126105), (630, 124904), (720, 109291), (728, 108090), (780, 100884), (819, 96080), (840, 93678), (910, 86472), (936, 84070), (1008, 78065), (1040, 75663), (1092, 72060), (1170, 67256), (1201, 65520), (1260, 62452), (1365, 57648), (1456, 54045), (1560, 50442), (1638, 48040), (1680, 46839), (1820, 43236), (1872, 42035), (2184, 36030), (2340, 33628), (2402, 32760), (2520, 31226), (2730, 28824), (3120, 25221), (3276, 24020), (3603, 21840), (3640, 21618), (4095, 19216), (4368, 18015), (4680, 16814), (4804, 16380), (5040, 15613), (5460, 14412), (6005, 13104), (6552, 12010), (7206, 10920), (7280, 10809), (8190, 9608), (8407, 9360)]