1642879680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131641}}^1$

素因数の和:131674

約数の個数: 112

約数和(自身を含む): 5617427424

約数和(自身を除く): 3974547744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 131641, 263282, 394923, 526564, 658205, 789846, 1053128, 1316410, 1579692, 1711333, 1974615, 2106256, 2632820, 3159384, 3422666, 3949230, 4212512, 5133999, 5265640, 6318768, 6845332, 7898460, 8425024, 8556665, 10267998, 10531280, 12637536, 13690664, 15796920, 17113330, 20535996, 21062560, 25275072, 25669995, 27381328, 31593840, 34226660, 41071992, 42125120, 51339990, 54762656, 63187680, 68453320, 82143984, 102679980, 109525312, 126375360, 136906640, 164287968, 205359960, 273813280, 328575936, 410719920, 547626560, 821439840, 1642879680]

約数ペア:

[(1, 1642879680), (2, 821439840), (3, 547626560), (4, 410719920), (5, 328575936), (6, 273813280), (8, 205359960), (10, 164287968), (12, 136906640), (13, 126375360), (15, 109525312), (16, 102679980), (20, 82143984), (24, 68453320), (26, 63187680), (30, 54762656), (32, 51339990), (39, 42125120), (40, 41071992), (48, 34226660), (52, 31593840), (60, 27381328), (64, 25669995), (65, 25275072), (78, 21062560), (80, 20535996), (96, 17113330), (104, 15796920), (120, 13690664), (130, 12637536), (156, 10531280), (160, 10267998), (192, 8556665), (195, 8425024), (208, 7898460), (240, 6845332), (260, 6318768), (312, 5265640), (320, 5133999), (390, 4212512), (416, 3949230), (480, 3422666), (520, 3159384), (624, 2632820), (780, 2106256), (832, 1974615), (960, 1711333), (1040, 1579692), (1248, 1316410), (1560, 1053128), (2080, 789846), (2496, 658205), (3120, 526564), (4160, 394923), (6240, 263282), (12480, 131641)]