87275280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21391}}^1$

素因数の和:21424

約数の個数: 80

約数和(自身を含む): 286481664

約数和(自身を除く): 199206384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 21391, 42782, 64173, 85564, 106955, 128346, 171128, 213910, 256692, 320865, 342256, 363647, 427820, 513384, 641730, 727294, 855640, 1026768, 1090941, 1283460, 1454588, 1711280, 1818235, 2181882, 2566920, 2909176, 3636470, 4363764, 5133840, 5454705, 5818352, 7272940, 8727528, 10909410, 14545880, 17455056, 21818820, 29091760, 43637640, 87275280]

約数ペア:

[(1, 87275280), (2, 43637640), (3, 29091760), (4, 21818820), (5, 17455056), (6, 14545880), (8, 10909410), (10, 8727528), (12, 7272940), (15, 5818352), (16, 5454705), (17, 5133840), (20, 4363764), (24, 3636470), (30, 2909176), (34, 2566920), (40, 2181882), (48, 1818235), (51, 1711280), (60, 1454588), (68, 1283460), (80, 1090941), (85, 1026768), (102, 855640), (120, 727294), (136, 641730), (170, 513384), (204, 427820), (240, 363647), (255, 342256), (272, 320865), (340, 256692), (408, 213910), (510, 171128), (680, 128346), (816, 106955), (1020, 85564), (1360, 64173), (2040, 42782), (4080, 21391)]