1661625420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9817}}^1$

素因数の和:9880

約数の個数: 192

約数和(自身を含む): 5911535616

約数和(自身を除く): 4249910196

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, 1302, 1365, 1612, 1820, 1860, 2015, 2170, 2418, 2604, 2730, 2821, 3255, 4030, 4340, 4836, 5460, 5642, 6045, 6510, 8060, 8463, 9817, 11284, 12090, 13020, 14105, 16926, 19634, 24180, 28210, 29451, 33852, 39268, 42315, 49085, 56420, 58902, 68719, 84630, 98170, 117804, 127621, 137438, 147255, 169260, 196340, 206157, 255242, 274876, 294510, 304327, 343595, 382863, 412314, 510484, 589020, 608654, 638105, 687190, 765726, 824628, 893347, 912981, 1030785, 1217308, 1276210, 1374380, 1521635, 1531452, 1786694, 1825962, 1914315, 2061570, 2130289, 2552420, 2680041, 3043270, 3573388, 3651924, 3828630, 3956251, 4123140, 4260578, 4466735, 4564905, 5360082, 6086540, 6390867, 7657260, 7912502, 8521156, 8933470, 9129810, 10651445, 10720164, 11868753, 12781734, 13400205, 15825004, 17866940, 18259620, 19781255, 21302890, 23737506, 25563468, 26800410, 27693757, 31954335, 39562510, 42605780, 47475012, 53600820, 55387514, 59343765, 63908670, 79125020, 83081271, 110775028, 118687530, 127817340, 138468785, 166162542, 237375060, 276937570, 332325084, 415406355, 553875140, 830812710, 1661625420]

約数ペア:

[(1, 1661625420), (2, 830812710), (3, 553875140), (4, 415406355), (5, 332325084), (6, 276937570), (7, 237375060), (10, 166162542), (12, 138468785), (13, 127817340), (14, 118687530), (15, 110775028), (20, 83081271), (21, 79125020), (26, 63908670), (28, 59343765), (30, 55387514), (31, 53600820), (35, 47475012), (39, 42605780), (42, 39562510), (52, 31954335), (60, 27693757), (62, 26800410), (65, 25563468), (70, 23737506), (78, 21302890), (84, 19781255), (91, 18259620), (93, 17866940), (105, 15825004), (124, 13400205), (130, 12781734), (140, 11868753), (155, 10720164), (156, 10651445), (182, 9129810), (186, 8933470), (195, 8521156), (210, 7912502), (217, 7657260), (260, 6390867), (273, 6086540), (310, 5360082), (364, 4564905), (372, 4466735), (390, 4260578), (403, 4123140), (420, 3956251), (434, 3828630), (455, 3651924), (465, 3573388), (546, 3043270), (620, 2680041), (651, 2552420), (780, 2130289), (806, 2061570), (868, 1914315), (910, 1825962), (930, 1786694), (1085, 1531452), (1092, 1521635), (1209, 1374380), (1302, 1276210), (1365, 1217308), (1612, 1030785), (1820, 912981), (1860, 893347), (2015, 824628), (2170, 765726), (2418, 687190), (2604, 638105), (2730, 608654), (2821, 589020), (3255, 510484), (4030, 412314), (4340, 382863), (4836, 343595), (5460, 304327), (5642, 294510), (6045, 274876), (6510, 255242), (8060, 206157), (8463, 196340), (9817, 169260), (11284, 147255), (12090, 137438), (13020, 127621), (14105, 117804), (16926, 98170), (19634, 84630), (24180, 68719), (28210, 58902), (29451, 56420), (33852, 49085), (39268, 42315)]