1819397440

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 336

約数和(自身を含む): 5503956480

約数和(自身を除く): 3684559040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 49, 56, 62, 64, 70, 76, 80, 95, 98, 112, 124, 133, 140, 152, 155, 160, 190, 196, 197, 217, 224, 245, 248, 266, 280, 304, 310, 320, 380, 392, 394, 434, 448, 490, 496, 532, 560, 589, 608, 620, 665, 760, 784, 788, 868, 931, 980, 985, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1330, 1379, 1519, 1520, 1568, 1576, 1736, 1862, 1960, 1970, 1984, 2128, 2170, 2240, 2356, 2480, 2660, 2758, 2945, 3038, 3040, 3136, 3152, 3472, 3724, 3743, 3920, 3940, 4123, 4256, 4340, 4655, 4712, 4960, 5320, 5516, 5890, 6076, 6080, 6107, 6304, 6895, 6944, 7448, 7486, 7595, 7840, 7880, 8246, 8512, 8680, 9310, 9424, 9653, 9920, 10640, 11032, 11780, 12152, 12214, 12608, 13790, 13888, 14896, 14972, 15190, 15680, 15760, 16492, 17360, 18620, 18715, 18848, 19306, 20615, 21280, 22064, 23560, 24304, 24428, 26201, 27580, 28861, 29792, 29944, 30380, 30535, 31520, 32984, 34720, 37240, 37430, 37696, 38612, 41230, 42560, 42749, 44128, 47120, 48265, 48608, 48856, 52402, 55160, 57722, 59584, 59888, 60760, 61070, 63040, 65968, 69440, 74480, 74860, 77224, 82460, 85498, 88256, 94240, 96530, 97216, 97712, 104804, 110320, 115444, 116033, 119776, 121520, 122140, 131005, 131936, 144305, 148960, 149720, 154448, 164920, 170996, 183407, 188480, 193060, 195424, 209608, 213745, 220640, 230888, 232066, 239552, 243040, 244280, 262010, 263872, 288610, 297920, 299243, 299440, 308896, 329840, 341992, 366814, 386120, 390848, 419216, 427490, 441280, 461776, 464132, 486080, 488560, 524020, 577220, 580165, 598486, 598880, 617792, 659680, 683984, 733628, 772240, 812231, 838432, 854980, 917035, 923552, 928264, 977120, 1048040, 1154440, 1160330, 1196972, 1197760, 1319360, 1367968, 1467256, 1496215, 1544480, 1624462, 1676864, 1709960, 1834070, 1847104, 1856528, 1954240, 2096080, 2308880, 2320660, 2393944, 2735936, 2934512, 2992430, 3088960, 3248924, 3419920, 3668140, 3713056, 4061155, 4192160, 4617760, 4641320, 4787888, 5685617, 5869024, 5984860, 6497848, 6839840, 7336280, 7426112, 8122310, 8384320, 9235520, 9282640, 9575776, 11371234, 11738048, 11969720, 12995696, 13679680, 14672560, 16244620, 18565280, 19151552, 22742468, 23939440, 25991392, 28428085, 29345120, 32489240, 37130560, 45484936, 47878880, 51982784, 56856170, 58690240, 64978480, 90969872, 95757760, 113712340, 129956960, 181939744, 227424680, 259913920, 363879488, 454849360, 909698720, 1819397440]

約数ペア:

[(1, 1819397440), (2, 909698720), (4, 454849360), (5, 363879488), (7, 259913920), (8, 227424680), (10, 181939744), (14, 129956960), (16, 113712340), (19, 95757760), (20, 90969872), (28, 64978480), (31, 58690240), (32, 56856170), (35, 51982784), (38, 47878880), (40, 45484936), (49, 37130560), (56, 32489240), (62, 29345120), (64, 28428085), (70, 25991392), (76, 23939440), (80, 22742468), (95, 19151552), (98, 18565280), (112, 16244620), (124, 14672560), (133, 13679680), (140, 12995696), (152, 11969720), (155, 11738048), (160, 11371234), (190, 9575776), (196, 9282640), (197, 9235520), (217, 8384320), (224, 8122310), (245, 7426112), (248, 7336280), (266, 6839840), (280, 6497848), (304, 5984860), (310, 5869024), (320, 5685617), (380, 4787888), (392, 4641320), (394, 4617760), (434, 4192160), (448, 4061155), (490, 3713056), (496, 3668140), (532, 3419920), (560, 3248924), (589, 3088960), (608, 2992430), (620, 2934512), (665, 2735936), (760, 2393944), (784, 2320660), (788, 2308880), (868, 2096080), (931, 1954240), (980, 1856528), (985, 1847104), (992, 1834070), (1064, 1709960), (1085, 1676864), (1120, 1624462), (1178, 1544480), (1216, 1496215), (1240, 1467256), (1330, 1367968), (1379, 1319360), (1519, 1197760), (1520, 1196972), (1568, 1160330), (1576, 1154440), (1736, 1048040), (1862, 977120), (1960, 928264), (1970, 923552), (1984, 917035), (2128, 854980), (2170, 838432), (2240, 812231), (2356, 772240), (2480, 733628), (2660, 683984), (2758, 659680), (2945, 617792), (3038, 598880), (3040, 598486), (3136, 580165), (3152, 577220), (3472, 524020), (3724, 488560), (3743, 486080), (3920, 464132), (3940, 461776), (4123, 441280), (4256, 427490), (4340, 419216), (4655, 390848), (4712, 386120), (4960, 366814), (5320, 341992), (5516, 329840), (5890, 308896), (6076, 299440), (6080, 299243), (6107, 297920), (6304, 288610), (6895, 263872), (6944, 262010), (7448, 244280), (7486, 243040), (7595, 239552), (7840, 232066), (7880, 230888), (8246, 220640), (8512, 213745), (8680, 209608), (9310, 195424), (9424, 193060), (9653, 188480), (9920, 183407), (10640, 170996), (11032, 164920), (11780, 154448), (12152, 149720), (12214, 148960), (12608, 144305), (13790, 131936), (13888, 131005), (14896, 122140), (14972, 121520), (15190, 119776), (15680, 116033), (15760, 115444), (16492, 110320), (17360, 104804), (18620, 97712), (18715, 97216), (18848, 96530), (19306, 94240), (20615, 88256), (21280, 85498), (22064, 82460), (23560, 77224), (24304, 74860), (24428, 74480), (26201, 69440), (27580, 65968), (28861, 63040), (29792, 61070), (29944, 60760), (30380, 59888), (30535, 59584), (31520, 57722), (32984, 55160), (34720, 52402), (37240, 48856), (37430, 48608), (37696, 48265), (38612, 47120), (41230, 44128), (42560, 42749)]