61965960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1039}}^1$

素因数の和:1131

約数の個数: 128

約数和(自身を含む): 215654400

約数和(自身を除く): 153688440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1039, 1065, 1420, 1491, 1704, 1988, 2078, 2130, 2485, 2840, 2982, 3117, 3976, 4156, 4260, 4970, 5195, 5964, 6234, 7273, 7455, 8312, 8520, 9940, 10390, 11928, 12468, 14546, 14910, 15585, 19880, 20780, 21819, 24936, 29092, 29820, 31170, 36365, 41560, 43638, 58184, 59640, 62340, 72730, 73769, 87276, 109095, 124680, 145460, 147538, 174552, 218190, 221307, 290920, 295076, 368845, 436380, 442614, 516383, 590152, 737690, 872760, 885228, 1032766, 1106535, 1475380, 1549149, 1770456, 2065532, 2213070, 2581915, 2950760, 3098298, 4131064, 4426140, 5163830, 6196596, 7745745, 8852280, 10327660, 12393192, 15491490, 20655320, 30982980, 61965960]

約数ペア:

[(1, 61965960), (2, 30982980), (3, 20655320), (4, 15491490), (5, 12393192), (6, 10327660), (7, 8852280), (8, 7745745), (10, 6196596), (12, 5163830), (14, 4426140), (15, 4131064), (20, 3098298), (21, 2950760), (24, 2581915), (28, 2213070), (30, 2065532), (35, 1770456), (40, 1549149), (42, 1475380), (56, 1106535), (60, 1032766), (70, 885228), (71, 872760), (84, 737690), (105, 590152), (120, 516383), (140, 442614), (142, 436380), (168, 368845), (210, 295076), (213, 290920), (280, 221307), (284, 218190), (355, 174552), (420, 147538), (426, 145460), (497, 124680), (568, 109095), (710, 87276), (840, 73769), (852, 72730), (994, 62340), (1039, 59640), (1065, 58184), (1420, 43638), (1491, 41560), (1704, 36365), (1988, 31170), (2078, 29820), (2130, 29092), (2485, 24936), (2840, 21819), (2982, 20780), (3117, 19880), (3976, 15585), (4156, 14910), (4260, 14546), (4970, 12468), (5195, 11928), (5964, 10390), (6234, 9940), (7273, 8520), (7455, 8312)]