205989420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1280

約数の個数: 192

約数和(自身を含む): 733372416

約数和(自身を除く): 527382996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 52, 60, 62, 65, 70, 78, 84, 91, 93, 105, 124, 130, 140, 155, 156, 182, 186, 195, 210, 217, 260, 273, 310, 364, 372, 390, 403, 420, 434, 455, 465, 546, 620, 651, 780, 806, 868, 910, 930, 1085, 1092, 1209, 1217, 1302, 1365, 1612, 1820, 1860, 2015, 2170, 2418, 2434, 2604, 2730, 2821, 3255, 3651, 4030, 4340, 4836, 4868, 5460, 5642, 6045, 6085, 6510, 7302, 8060, 8463, 8519, 11284, 12090, 12170, 13020, 14105, 14604, 15821, 16926, 17038, 18255, 24180, 24340, 25557, 28210, 31642, 33852, 34076, 36510, 37727, 42315, 42595, 47463, 51114, 56420, 63284, 73020, 75454, 79105, 84630, 85190, 94926, 102228, 110747, 113181, 127785, 150908, 158210, 169260, 170380, 188635, 189852, 221494, 226362, 237315, 255570, 264089, 316420, 332241, 377270, 442988, 452724, 474630, 490451, 511140, 528178, 553735, 565905, 664482, 754540, 792267, 949260, 980902, 1056356, 1107470, 1131810, 1320445, 1328964, 1471353, 1584534, 1661205, 1961804, 2214940, 2263620, 2452255, 2640890, 2942706, 3169068, 3322410, 3433157, 3961335, 4904510, 5281780, 5885412, 6644820, 6866314, 7356765, 7922670, 9809020, 10299471, 13732628, 14713530, 15845340, 17165785, 20598942, 29427060, 34331570, 41197884, 51497355, 68663140, 102994710, 205989420]

約数ペア:

[(1, 205989420), (2, 102994710), (3, 68663140), (4, 51497355), (5, 41197884), (6, 34331570), (7, 29427060), (10, 20598942), (12, 17165785), (13, 15845340), (14, 14713530), (15, 13732628), (20, 10299471), (21, 9809020), (26, 7922670), (28, 7356765), (30, 6866314), (31, 6644820), (35, 5885412), (39, 5281780), (42, 4904510), (52, 3961335), (60, 3433157), (62, 3322410), (65, 3169068), (70, 2942706), (78, 2640890), (84, 2452255), (91, 2263620), (93, 2214940), (105, 1961804), (124, 1661205), (130, 1584534), (140, 1471353), (155, 1328964), (156, 1320445), (182, 1131810), (186, 1107470), (195, 1056356), (210, 980902), (217, 949260), (260, 792267), (273, 754540), (310, 664482), (364, 565905), (372, 553735), (390, 528178), (403, 511140), (420, 490451), (434, 474630), (455, 452724), (465, 442988), (546, 377270), (620, 332241), (651, 316420), (780, 264089), (806, 255570), (868, 237315), (910, 226362), (930, 221494), (1085, 189852), (1092, 188635), (1209, 170380), (1217, 169260), (1302, 158210), (1365, 150908), (1612, 127785), (1820, 113181), (1860, 110747), (2015, 102228), (2170, 94926), (2418, 85190), (2434, 84630), (2604, 79105), (2730, 75454), (2821, 73020), (3255, 63284), (3651, 56420), (4030, 51114), (4340, 47463), (4836, 42595), (4868, 42315), (5460, 37727), (5642, 36510), (6045, 34076), (6085, 33852), (6510, 31642), (7302, 28210), (8060, 25557), (8463, 24340), (8519, 24180), (11284, 18255), (12090, 17038), (12170, 16926), (13020, 15821), (14105, 14604)]