279205122820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1861}}^1\times {\mathrm{2039}}^1$

素因数の和:4205

約数の個数: 96

約数和(自身を含む): 634315772160

約数和(自身を除く): 355110649340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 283, 566, 1132, 1415, 1861, 2039, 2830, 3679, 3722, 4078, 5660, 7358, 7444, 8156, 9305, 10195, 14716, 18395, 18610, 20390, 24193, 26507, 36790, 37220, 40780, 48386, 53014, 73580, 96772, 106028, 120965, 132535, 241930, 265070, 483860, 526663, 530140, 577037, 1053326, 1154074, 2106652, 2308148, 2633315, 2885185, 3794579, 5266630, 5770370, 6846619, 7501481, 7589158, 10533260, 11540740, 13693238, 15002962, 15178316, 18972895, 27386476, 30005924, 34233095, 37507405, 37945790, 49329527, 68466190, 75014810, 75891580, 98659054, 136932380, 150029620, 197318108, 246647635, 493295270, 986590540, 1073865857, 2147731714, 4295463428, 5369329285, 10738658570, 13960256141, 21477317140, 27920512282, 55841024564, 69801280705, 139602561410, 279205122820]

約数ペア:

[(1, 279205122820), (2, 139602561410), (4, 69801280705), (5, 55841024564), (10, 27920512282), (13, 21477317140), (20, 13960256141), (26, 10738658570), (52, 5369329285), (65, 4295463428), (130, 2147731714), (260, 1073865857), (283, 986590540), (566, 493295270), (1132, 246647635), (1415, 197318108), (1861, 150029620), (2039, 136932380), (2830, 98659054), (3679, 75891580), (3722, 75014810), (4078, 68466190), (5660, 49329527), (7358, 37945790), (7444, 37507405), (8156, 34233095), (9305, 30005924), (10195, 27386476), (14716, 18972895), (18395, 15178316), (18610, 15002962), (20390, 13693238), (24193, 11540740), (26507, 10533260), (36790, 7589158), (37220, 7501481), (40780, 6846619), (48386, 5770370), (53014, 5266630), (73580, 3794579), (96772, 2885185), (106028, 2633315), (120965, 2308148), (132535, 2106652), (241930, 1154074), (265070, 1053326), (483860, 577037), (526663, 530140)]