290565480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4111}}^1$

素因数の和:4175

約数の個数: 128

約数和(自身を含む): 947404800

約数和(自身を除く): 656839320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 456, 465, 570, 589, 620, 744, 760, 930, 1140, 1178, 1240, 1767, 1860, 2280, 2356, 2945, 3534, 3720, 4111, 4712, 5890, 7068, 8222, 8835, 11780, 12333, 14136, 16444, 17670, 20555, 23560, 24666, 32888, 35340, 41110, 49332, 61665, 70680, 78109, 82220, 98664, 123330, 127441, 156218, 164440, 234327, 246660, 254882, 312436, 382323, 390545, 468654, 493320, 509764, 624872, 637205, 764646, 781090, 937308, 1019528, 1171635, 1274410, 1529292, 1562180, 1874616, 1911615, 2343270, 2421379, 2548820, 3058584, 3124360, 3823230, 4686540, 4842758, 5097640, 7264137, 7646460, 9373080, 9685516, 12106895, 14528274, 15292920, 19371032, 24213790, 29056548, 36320685, 48427580, 58113096, 72641370, 96855160, 145282740, 290565480]

約数ペア:

[(1, 290565480), (2, 145282740), (3, 96855160), (4, 72641370), (5, 58113096), (6, 48427580), (8, 36320685), (10, 29056548), (12, 24213790), (15, 19371032), (19, 15292920), (20, 14528274), (24, 12106895), (30, 9685516), (31, 9373080), (38, 7646460), (40, 7264137), (57, 5097640), (60, 4842758), (62, 4686540), (76, 3823230), (93, 3124360), (95, 3058584), (114, 2548820), (120, 2421379), (124, 2343270), (152, 1911615), (155, 1874616), (186, 1562180), (190, 1529292), (228, 1274410), (248, 1171635), (285, 1019528), (310, 937308), (372, 781090), (380, 764646), (456, 637205), (465, 624872), (570, 509764), (589, 493320), (620, 468654), (744, 390545), (760, 382323), (930, 312436), (1140, 254882), (1178, 246660), (1240, 234327), (1767, 164440), (1860, 156218), (2280, 127441), (2356, 123330), (2945, 98664), (3534, 82220), (3720, 78109), (4111, 70680), (4712, 61665), (5890, 49332), (7068, 41110), (8222, 35340), (8835, 32888), (11780, 24666), (12333, 23560), (14136, 20555), (16444, 17670)]