17856930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 54706176

約数和(自身を除く): 36849246

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 211, 217, 273, 310, 390, 403, 422, 434, 455, 465, 546, 633, 651, 806, 910, 930, 1055, 1085, 1209, 1266, 1302, 1365, 1477, 2015, 2110, 2170, 2418, 2730, 2743, 2821, 2954, 3165, 3255, 4030, 4431, 5486, 5642, 6045, 6330, 6510, 6541, 7385, 8229, 8463, 8862, 12090, 13082, 13715, 14105, 14770, 16458, 16926, 19201, 19623, 22155, 27430, 28210, 32705, 38402, 39246, 41145, 42315, 44310, 45787, 57603, 65410, 82290, 84630, 85033, 91574, 96005, 98115, 115206, 137361, 170066, 192010, 196230, 228935, 255099, 274722, 288015, 425165, 457870, 510198, 576030, 595231, 686805, 850330, 1190462, 1275495, 1373610, 1785693, 2550990, 2976155, 3571386, 5952310, 8928465, 17856930]

約数ペア:

[(1, 17856930), (2, 8928465), (3, 5952310), (5, 3571386), (6, 2976155), (7, 2550990), (10, 1785693), (13, 1373610), (14, 1275495), (15, 1190462), (21, 850330), (26, 686805), (30, 595231), (31, 576030), (35, 510198), (39, 457870), (42, 425165), (62, 288015), (65, 274722), (70, 255099), (78, 228935), (91, 196230), (93, 192010), (105, 170066), (130, 137361), (155, 115206), (182, 98115), (186, 96005), (195, 91574), (210, 85033), (211, 84630), (217, 82290), (273, 65410), (310, 57603), (390, 45787), (403, 44310), (422, 42315), (434, 41145), (455, 39246), (465, 38402), (546, 32705), (633, 28210), (651, 27430), (806, 22155), (910, 19623), (930, 19201), (1055, 16926), (1085, 16458), (1209, 14770), (1266, 14105), (1302, 13715), (1365, 13082), (1477, 12090), (2015, 8862), (2110, 8463), (2170, 8229), (2418, 7385), (2730, 6541), (2743, 6510), (2821, 6330), (2954, 6045), (3165, 5642), (3255, 5486), (4030, 4431)]