18889554880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{38861}}^1$

素因数の和:38923

約数の個数: 168

約数和(自身を含む): 54013827456

約数和(自身を除く): 35124272576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 784, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1736, 1960, 1984, 2170, 2240, 2480, 3038, 3136, 3472, 3920, 4340, 4960, 6076, 6944, 7595, 7840, 8680, 9920, 12152, 13888, 15190, 15680, 17360, 24304, 30380, 34720, 38861, 48608, 60760, 69440, 77722, 97216, 121520, 155444, 194305, 243040, 272027, 310888, 388610, 486080, 544054, 621776, 777220, 1088108, 1204691, 1243552, 1360135, 1554440, 1904189, 2176216, 2409382, 2487104, 2720270, 3108880, 3808378, 4352432, 4818764, 5440540, 6023455, 6217760, 7616756, 8432837, 8704864, 9520945, 9637528, 10881080, 12046910, 12435520, 15233512, 16865674, 17409728, 19041890, 19275056, 21762160, 24093820, 30467024, 33731348, 38083780, 38550112, 42164185, 43524320, 48187640, 59029859, 60934048, 67462696, 76167560, 77100224, 84328370, 87048640, 96375280, 118059718, 121868096, 134925392, 152335120, 168656740, 192750560, 236119436, 269850784, 295149295, 304670240, 337313480, 385501120, 472238872, 539701568, 590298590, 609340480, 674626960, 944477744, 1180597180, 1349253920, 1888955488, 2361194360, 2698507840, 3777910976, 4722388720, 9444777440, 18889554880]

約数ペア:

[(1, 18889554880), (2, 9444777440), (4, 4722388720), (5, 3777910976), (7, 2698507840), (8, 2361194360), (10, 1888955488), (14, 1349253920), (16, 1180597180), (20, 944477744), (28, 674626960), (31, 609340480), (32, 590298590), (35, 539701568), (40, 472238872), (49, 385501120), (56, 337313480), (62, 304670240), (64, 295149295), (70, 269850784), (80, 236119436), (98, 192750560), (112, 168656740), (124, 152335120), (140, 134925392), (155, 121868096), (160, 118059718), (196, 96375280), (217, 87048640), (224, 84328370), (245, 77100224), (248, 76167560), (280, 67462696), (310, 60934048), (320, 59029859), (392, 48187640), (434, 43524320), (448, 42164185), (490, 38550112), (496, 38083780), (560, 33731348), (620, 30467024), (784, 24093820), (868, 21762160), (980, 19275056), (992, 19041890), (1085, 17409728), (1120, 16865674), (1240, 15233512), (1519, 12435520), (1568, 12046910), (1736, 10881080), (1960, 9637528), (1984, 9520945), (2170, 8704864), (2240, 8432837), (2480, 7616756), (3038, 6217760), (3136, 6023455), (3472, 5440540), (3920, 4818764), (4340, 4352432), (4960, 3808378), (6076, 3108880), (6944, 2720270), (7595, 2487104), (7840, 2409382), (8680, 2176216), (9920, 1904189), (12152, 1554440), (13888, 1360135), (15190, 1243552), (15680, 1204691), (17360, 1088108), (24304, 777220), (30380, 621776), (34720, 544054), (38861, 486080), (48608, 388610), (60760, 310888), (69440, 272027), (77722, 243040), (97216, 194305), (121520, 155444)]