67872870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 198737280

約数和(自身を除く): 130864410

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 61, 65, 78, 90, 117, 122, 130, 135, 183, 195, 234, 270, 305, 317, 351, 366, 390, 549, 585, 610, 634, 702, 793, 915, 951, 1098, 1170, 1585, 1586, 1647, 1755, 1830, 1902, 2379, 2745, 2853, 3170, 3294, 3510, 3965, 4121, 4755, 4758, 5490, 5706, 7137, 7930, 8235, 8242, 8559, 9510, 11895, 12363, 14265, 14274, 16470, 17118, 19337, 20605, 21411, 23790, 24726, 28530, 35685, 37089, 38674, 41210, 42795, 42822, 58011, 61815, 71370, 74178, 85590, 96685, 107055, 111267, 116022, 123630, 174033, 185445, 193370, 214110, 222534, 251381, 290055, 348066, 370890, 502762, 522099, 556335, 580110, 754143, 870165, 1044198, 1112670, 1256905, 1508286, 1740330, 2262429, 2513810, 2610495, 3770715, 4524858, 5220990, 6787287, 7541430, 11312145, 13574574, 22624290, 33936435, 67872870]

約数ペア:

[(1, 67872870), (2, 33936435), (3, 22624290), (5, 13574574), (6, 11312145), (9, 7541430), (10, 6787287), (13, 5220990), (15, 4524858), (18, 3770715), (26, 2610495), (27, 2513810), (30, 2262429), (39, 1740330), (45, 1508286), (54, 1256905), (61, 1112670), (65, 1044198), (78, 870165), (90, 754143), (117, 580110), (122, 556335), (130, 522099), (135, 502762), (183, 370890), (195, 348066), (234, 290055), (270, 251381), (305, 222534), (317, 214110), (351, 193370), (366, 185445), (390, 174033), (549, 123630), (585, 116022), (610, 111267), (634, 107055), (702, 96685), (793, 85590), (915, 74178), (951, 71370), (1098, 61815), (1170, 58011), (1585, 42822), (1586, 42795), (1647, 41210), (1755, 38674), (1830, 37089), (1902, 35685), (2379, 28530), (2745, 24726), (2853, 23790), (3170, 21411), (3294, 20605), (3510, 19337), (3965, 17118), (4121, 16470), (4755, 14274), (4758, 14265), (5490, 12363), (5706, 11895), (7137, 9510), (7930, 8559), (8235, 8242)]