8237280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{131}}^2$

素因数の和:280

約数の個数: 72

約数和(自身を含む): 26147016

約数和(自身を除く): 17909736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 131, 160, 240, 262, 393, 480, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 4192, 5240, 6288, 7860, 10480, 12576, 15720, 17161, 20960, 31440, 34322, 51483, 62880, 68644, 85805, 102966, 137288, 171610, 205932, 257415, 274576, 343220, 411864, 514830, 549152, 686440, 823728, 1029660, 1372880, 1647456, 2059320, 2745760, 4118640, 8237280]

約数ペア:

[(1, 8237280), (2, 4118640), (3, 2745760), (4, 2059320), (5, 1647456), (6, 1372880), (8, 1029660), (10, 823728), (12, 686440), (15, 549152), (16, 514830), (20, 411864), (24, 343220), (30, 274576), (32, 257415), (40, 205932), (48, 171610), (60, 137288), (80, 102966), (96, 85805), (120, 68644), (131, 62880), (160, 51483), (240, 34322), (262, 31440), (393, 20960), (480, 17161), (524, 15720), (655, 12576), (786, 10480), (1048, 7860), (1310, 6288), (1572, 5240), (1965, 4192), (2096, 3930), (2620, 3144)]