84991440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 279624960

約数和(自身を除く): 194633520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 89, 92, 115, 120, 138, 173, 178, 184, 230, 240, 267, 276, 345, 346, 356, 368, 445, 460, 519, 534, 552, 690, 692, 712, 865, 890, 920, 1038, 1068, 1104, 1335, 1380, 1384, 1424, 1730, 1780, 1840, 2047, 2076, 2136, 2595, 2670, 2760, 2768, 3460, 3560, 3979, 4094, 4152, 4272, 5190, 5340, 5520, 6141, 6920, 7120, 7958, 8188, 8304, 10235, 10380, 10680, 11937, 12282, 13840, 15397, 15916, 16376, 19895, 20470, 20760, 21360, 23874, 24564, 30705, 30794, 31832, 32752, 39790, 40940, 41520, 46191, 47748, 49128, 59685, 61410, 61588, 63664, 76985, 79580, 81880, 92382, 95496, 98256, 119370, 122820, 123176, 153970, 159160, 163760, 184764, 190992, 230955, 238740, 245640, 246352, 307940, 318320, 354131, 369528, 461910, 477480, 491280, 615880, 708262, 739056, 923820, 954960, 1062393, 1231760, 1416524, 1770655, 1847640, 2124786, 2833048, 3541310, 3695280, 4249572, 5311965, 5666096, 7082620, 8499144, 10623930, 14165240, 16998288, 21247860, 28330480, 42495720, 84991440]

約数ペア:

[(1, 84991440), (2, 42495720), (3, 28330480), (4, 21247860), (5, 16998288), (6, 14165240), (8, 10623930), (10, 8499144), (12, 7082620), (15, 5666096), (16, 5311965), (20, 4249572), (23, 3695280), (24, 3541310), (30, 2833048), (40, 2124786), (46, 1847640), (48, 1770655), (60, 1416524), (69, 1231760), (80, 1062393), (89, 954960), (92, 923820), (115, 739056), (120, 708262), (138, 615880), (173, 491280), (178, 477480), (184, 461910), (230, 369528), (240, 354131), (267, 318320), (276, 307940), (345, 246352), (346, 245640), (356, 238740), (368, 230955), (445, 190992), (460, 184764), (519, 163760), (534, 159160), (552, 153970), (690, 123176), (692, 122820), (712, 119370), (865, 98256), (890, 95496), (920, 92382), (1038, 81880), (1068, 79580), (1104, 76985), (1335, 63664), (1380, 61588), (1384, 61410), (1424, 59685), (1730, 49128), (1780, 47748), (1840, 46191), (2047, 41520), (2076, 40940), (2136, 39790), (2595, 32752), (2670, 31832), (2760, 30794), (2768, 30705), (3460, 24564), (3560, 23874), (3979, 21360), (4094, 20760), (4152, 20470), (4272, 19895), (5190, 16376), (5340, 15916), (5520, 15397), (6141, 13840), (6920, 12282), (7120, 11937), (7958, 10680), (8188, 10380), (8304, 10235)]