261077040

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:617

約数の個数: 320

約数和(自身を含む): 1062789120

約数和(自身を除く): 801712080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 557, 558, 560, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 1008, 1080, 1085, 1114, 1116, 1240, 1260, 1302, 1395, 1488, 1512, 1671, 1674, 1680, 1736, 1860, 1890, 1953, 2160, 2170, 2228, 2232, 2480, 2520, 2604, 2785, 2790, 3024, 3255, 3342, 3348, 3472, 3720, 3780, 3899, 3906, 4185, 4340, 4456, 4464, 5013, 5040, 5208, 5570, 5580, 5859, 6510, 6684, 6696, 7440, 7560, 7798, 7812, 8355, 8370, 8680, 8912, 9765, 10026, 10416, 11140, 11160, 11697, 11718, 13020, 13368, 13392, 15039, 15120, 15596, 15624, 16710, 16740, 17267, 17360, 19495, 19530, 20052, 22280, 22320, 23394, 23436, 25065, 26040, 26736, 29295, 30078, 31192, 31248, 33420, 33480, 34534, 35091, 38990, 39060, 40104, 44560, 46788, 46872, 50130, 51801, 52080, 58485, 58590, 60156, 62384, 66840, 66960, 69068, 70182, 75195, 77980, 78120, 80208, 86335, 93576, 93744, 100260, 103602, 105273, 116970, 117180, 120312, 120869, 133680, 138136, 140364, 150390, 155403, 155960, 156240, 172670, 175455, 187152, 200520, 207204, 210546, 233940, 234360, 240624, 241738, 259005, 276272, 280728, 300780, 310806, 311920, 345340, 350910, 362607, 401040, 414408, 421092, 466209, 467880, 468720, 483476, 518010, 526365, 561456, 601560, 604345, 621612, 690680, 701820, 725214, 777015, 828816, 842184, 932418, 935760, 966952, 1036020, 1052730, 1087821, 1203120, 1208690, 1243224, 1381360, 1403640, 1450428, 1554030, 1684368, 1813035, 1864836, 1933904, 2072040, 2105460, 2175642, 2331045, 2417380, 2486448, 2807280, 2900856, 3108060, 3263463, 3626070, 3729672, 4144080, 4210920, 4351284, 4662090, 4834760, 5439105, 5801712, 6216120, 6526926, 7252140, 7459344, 8421840, 8702568, 9324180, 9669520, 10878210, 12432240, 13053852, 14504280, 16317315, 17405136, 18648360, 21756420, 26107704, 29008560, 32634630, 37296720, 43512840, 52215408, 65269260, 87025680, 130538520, 261077040]

約数ペア:

[(1, 261077040), (2, 130538520), (3, 87025680), (4, 65269260), (5, 52215408), (6, 43512840), (7, 37296720), (8, 32634630), (9, 29008560), (10, 26107704), (12, 21756420), (14, 18648360), (15, 17405136), (16, 16317315), (18, 14504280), (20, 13053852), (21, 12432240), (24, 10878210), (27, 9669520), (28, 9324180), (30, 8702568), (31, 8421840), (35, 7459344), (36, 7252140), (40, 6526926), (42, 6216120), (45, 5801712), (48, 5439105), (54, 4834760), (56, 4662090), (60, 4351284), (62, 4210920), (63, 4144080), (70, 3729672), (72, 3626070), (80, 3263463), (84, 3108060), (90, 2900856), (93, 2807280), (105, 2486448), (108, 2417380), (112, 2331045), (120, 2175642), (124, 2105460), (126, 2072040), (135, 1933904), (140, 1864836), (144, 1813035), (155, 1684368), (168, 1554030), (180, 1450428), (186, 1403640), (189, 1381360), (210, 1243224), (216, 1208690), (217, 1203120), (240, 1087821), (248, 1052730), (252, 1036020), (270, 966952), (279, 935760), (280, 932418), (310, 842184), (315, 828816), (336, 777015), (360, 725214), (372, 701820), (378, 690680), (420, 621612), (432, 604345), (434, 601560), (465, 561456), (496, 526365), (504, 518010), (540, 483476), (557, 468720), (558, 467880), (560, 466209), (620, 421092), (630, 414408), (651, 401040), (720, 362607), (744, 350910), (756, 345340), (837, 311920), (840, 310806), (868, 300780), (930, 280728), (945, 276272), (1008, 259005), (1080, 241738), (1085, 240624), (1114, 234360), (1116, 233940), (1240, 210546), (1260, 207204), (1302, 200520), (1395, 187152), (1488, 175455), (1512, 172670), (1671, 156240), (1674, 155960), (1680, 155403), (1736, 150390), (1860, 140364), (1890, 138136), (1953, 133680), (2160, 120869), (2170, 120312), (2228, 117180), (2232, 116970), (2480, 105273), (2520, 103602), (2604, 100260), (2785, 93744), (2790, 93576), (3024, 86335), (3255, 80208), (3342, 78120), (3348, 77980), (3472, 75195), (3720, 70182), (3780, 69068), (3899, 66960), (3906, 66840), (4185, 62384), (4340, 60156), (4456, 58590), (4464, 58485), (5013, 52080), (5040, 51801), (5208, 50130), (5570, 46872), (5580, 46788), (5859, 44560), (6510, 40104), (6684, 39060), (6696, 38990), (7440, 35091), (7560, 34534), (7798, 33480), (7812, 33420), (8355, 31248), (8370, 31192), (8680, 30078), (8912, 29295), (9765, 26736), (10026, 26040), (10416, 25065), (11140, 23436), (11160, 23394), (11697, 22320), (11718, 22280), (13020, 20052), (13368, 19530), (13392, 19495), (15039, 17360), (15120, 17267), (15596, 16740), (15624, 16710)]