18064240640

素因数分解:

$2^{12}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:866

約数の個数: 208

約数和(自身を含む): 46016382720

約数和(自身を除く): 27952142080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 256, 296, 310, 320, 370, 496, 512, 592, 620, 640, 740, 769, 992, 1024, 1147, 1184, 1240, 1280, 1480, 1538, 1984, 2048, 2294, 2368, 2480, 2560, 2960, 3076, 3845, 3968, 4096, 4588, 4736, 4960, 5120, 5735, 5920, 6152, 7690, 7936, 9176, 9472, 9920, 10240, 11470, 11840, 12304, 15380, 15872, 18352, 18944, 19840, 20480, 22940, 23680, 23839, 24608, 28453, 30760, 31744, 36704, 37888, 39680, 45880, 47360, 47678, 49216, 56906, 61520, 63488, 73408, 75776, 79360, 91760, 94720, 95356, 98432, 113812, 119195, 123040, 126976, 142265, 146816, 151552, 158720, 183520, 189440, 190712, 196864, 227624, 238390, 246080, 284530, 293632, 317440, 367040, 378880, 381424, 393728, 455248, 476780, 492160, 569060, 587264, 634880, 734080, 757760, 762848, 787456, 882043, 910496, 953560, 984320, 1138120, 1174528, 1468160, 1525696, 1574912, 1764086, 1820992, 1907120, 1968640, 2276240, 2349056, 2936320, 3051392, 3149824, 3528172, 3641984, 3814240, 3937280, 4410215, 4552480, 4698112, 5872640, 6102784, 7056344, 7283968, 7628480, 7874560, 8820430, 9104960, 11745280, 12205568, 14112688, 14567936, 15256960, 15749120, 17640860, 18209920, 23490560, 24411136, 28225376, 29135872, 30513920, 35281720, 36419840, 48822272, 56450752, 58271744, 61027840, 70563440, 72839680, 97644544, 112901504, 116543488, 122055680, 141126880, 145679360, 225803008, 244111360, 282253760, 291358720, 451606016, 488222720, 564507520, 582717440, 903212032, 1129015040, 1806424064, 2258030080, 3612848128, 4516060160, 9032120320, 18064240640]

約数ペア:

[(1, 18064240640), (2, 9032120320), (4, 4516060160), (5, 3612848128), (8, 2258030080), (10, 1806424064), (16, 1129015040), (20, 903212032), (31, 582717440), (32, 564507520), (37, 488222720), (40, 451606016), (62, 291358720), (64, 282253760), (74, 244111360), (80, 225803008), (124, 145679360), (128, 141126880), (148, 122055680), (155, 116543488), (160, 112901504), (185, 97644544), (248, 72839680), (256, 70563440), (296, 61027840), (310, 58271744), (320, 56450752), (370, 48822272), (496, 36419840), (512, 35281720), (592, 30513920), (620, 29135872), (640, 28225376), (740, 24411136), (769, 23490560), (992, 18209920), (1024, 17640860), (1147, 15749120), (1184, 15256960), (1240, 14567936), (1280, 14112688), (1480, 12205568), (1538, 11745280), (1984, 9104960), (2048, 8820430), (2294, 7874560), (2368, 7628480), (2480, 7283968), (2560, 7056344), (2960, 6102784), (3076, 5872640), (3845, 4698112), (3968, 4552480), (4096, 4410215), (4588, 3937280), (4736, 3814240), (4960, 3641984), (5120, 3528172), (5735, 3149824), (5920, 3051392), (6152, 2936320), (7690, 2349056), (7936, 2276240), (9176, 1968640), (9472, 1907120), (9920, 1820992), (10240, 1764086), (11470, 1574912), (11840, 1525696), (12304, 1468160), (15380, 1174528), (15872, 1138120), (18352, 984320), (18944, 953560), (19840, 910496), (20480, 882043), (22940, 787456), (23680, 762848), (23839, 757760), (24608, 734080), (28453, 634880), (30760, 587264), (31744, 569060), (36704, 492160), (37888, 476780), (39680, 455248), (45880, 393728), (47360, 381424), (47678, 378880), (49216, 367040), (56906, 317440), (61520, 293632), (63488, 284530), (73408, 246080), (75776, 238390), (79360, 227624), (91760, 196864), (94720, 190712), (95356, 189440), (98432, 183520), (113812, 158720), (119195, 151552), (123040, 146816), (126976, 142265)]