8857429120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{23497}}^1$

素因数の和:23566

約数の個数: 128

約数和(自身を含む): 23009241600

約数和(自身を除く): 14151812480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 640, 760, 992, 1178, 1216, 1240, 1520, 1984, 2356, 2432, 2480, 2945, 3040, 3968, 4712, 4960, 5890, 6080, 9424, 9920, 11780, 12160, 18848, 19840, 23497, 23560, 37696, 46994, 47120, 75392, 93988, 94240, 117485, 187976, 188480, 234970, 375952, 376960, 446443, 469940, 728407, 751904, 892886, 939880, 1456814, 1503808, 1785772, 1879760, 2232215, 2913628, 3007616, 3571544, 3642035, 3759520, 4464430, 5827256, 7143088, 7284070, 7519040, 8928860, 11654512, 13839733, 14286176, 14568140, 15038080, 17857720, 23309024, 27679466, 28572352, 29136280, 35715440, 46618048, 55358932, 57144704, 58272560, 69198665, 71430880, 93236096, 110717864, 116545120, 138397330, 142861760, 221435728, 233090240, 276794660, 285723520, 442871456, 466180480, 553589320, 885742912, 1107178640, 1771485824, 2214357280, 4428714560, 8857429120]

約数ペア:

[(1, 8857429120), (2, 4428714560), (4, 2214357280), (5, 1771485824), (8, 1107178640), (10, 885742912), (16, 553589320), (19, 466180480), (20, 442871456), (31, 285723520), (32, 276794660), (38, 233090240), (40, 221435728), (62, 142861760), (64, 138397330), (76, 116545120), (80, 110717864), (95, 93236096), (124, 71430880), (128, 69198665), (152, 58272560), (155, 57144704), (160, 55358932), (190, 46618048), (248, 35715440), (304, 29136280), (310, 28572352), (320, 27679466), (380, 23309024), (496, 17857720), (589, 15038080), (608, 14568140), (620, 14286176), (640, 13839733), (760, 11654512), (992, 8928860), (1178, 7519040), (1216, 7284070), (1240, 7143088), (1520, 5827256), (1984, 4464430), (2356, 3759520), (2432, 3642035), (2480, 3571544), (2945, 3007616), (3040, 2913628), (3968, 2232215), (4712, 1879760), (4960, 1785772), (5890, 1503808), (6080, 1456814), (9424, 939880), (9920, 892886), (11780, 751904), (12160, 728407), (18848, 469940), (19840, 446443), (23497, 376960), (23560, 375952), (37696, 234970), (46994, 188480), (47120, 187976), (75392, 117485), (93988, 94240)]