28156769009172

素因数分解:

$2^2\times 3^5\times {\mathrm{160009}}^1\times {\mathrm{181039}}^1$

素因数の和:341067

約数の個数: 72

約数和(自身を含む): 73811000099200

約数和(自身を除く): 45654231090028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 160009, 181039, 320018, 362078, 480027, 543117, 640036, 724156, 960054, 1086234, 1440081, 1629351, 1920108, 2172468, 2880162, 3258702, 4320243, 4888053, 5760324, 6517404, 8640486, 9776106, 12960729, 14664159, 17280972, 19552212, 25921458, 29328318, 38882187, 43992477, 51842916, 58656636, 77764374, 87984954, 155528748, 175969908, 28967869351, 57935738702, 86903608053, 115871477404, 173807216106, 260710824159, 347614432212, 521421648318, 782132472477, 1042843296636, 1564264944954, 2346397417431, 3128529889908, 4692794834862, 7039192252293, 9385589669724, 14078384504586, 28156769009172]

約数ペア:

[(1, 28156769009172), (2, 14078384504586), (3, 9385589669724), (4, 7039192252293), (6, 4692794834862), (9, 3128529889908), (12, 2346397417431), (18, 1564264944954), (27, 1042843296636), (36, 782132472477), (54, 521421648318), (81, 347614432212), (108, 260710824159), (162, 173807216106), (243, 115871477404), (324, 86903608053), (486, 57935738702), (972, 28967869351), (160009, 175969908), (181039, 155528748), (320018, 87984954), (362078, 77764374), (480027, 58656636), (543117, 51842916), (640036, 43992477), (724156, 38882187), (960054, 29328318), (1086234, 25921458), (1440081, 19552212), (1629351, 17280972), (1920108, 14664159), (2172468, 12960729), (2880162, 9776106), (3258702, 8640486), (4320243, 6517404), (4888053, 5760324)]