19031520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1328

約数の個数: 96

約数和(自身を含む): 61931520

約数和(自身を除く): 42900000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1279, 1488, 1860, 2480, 2558, 2976, 3720, 3837, 4960, 5116, 6395, 7440, 7674, 10232, 12790, 14880, 15348, 19185, 20464, 25580, 30696, 38370, 39649, 40928, 51160, 61392, 76740, 79298, 102320, 118947, 122784, 153480, 158596, 198245, 204640, 237894, 306960, 317192, 396490, 475788, 594735, 613920, 634384, 792980, 951576, 1189470, 1268768, 1585960, 1903152, 2378940, 3171920, 3806304, 4757880, 6343840, 9515760, 19031520]

約数ペア:

[(1, 19031520), (2, 9515760), (3, 6343840), (4, 4757880), (5, 3806304), (6, 3171920), (8, 2378940), (10, 1903152), (12, 1585960), (15, 1268768), (16, 1189470), (20, 951576), (24, 792980), (30, 634384), (31, 613920), (32, 594735), (40, 475788), (48, 396490), (60, 317192), (62, 306960), (80, 237894), (93, 204640), (96, 198245), (120, 158596), (124, 153480), (155, 122784), (160, 118947), (186, 102320), (240, 79298), (248, 76740), (310, 61392), (372, 51160), (465, 40928), (480, 39649), (496, 38370), (620, 30696), (744, 25580), (930, 20464), (992, 19185), (1240, 15348), (1279, 14880), (1488, 12790), (1860, 10232), (2480, 7674), (2558, 7440), (2976, 6395), (3720, 5116), (3837, 4960)]