228820515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10427}}^1$

素因数の和:10472

約数の個数: 64

約数和(自身を含む): 480522240

約数和(自身を除く): 251701725

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 1045, 1155, 1463, 1995, 3135, 4389, 7315, 10427, 21945, 31281, 52135, 72989, 114697, 156405, 198113, 218967, 344091, 364945, 573485, 594339, 802879, 990565, 1094835, 1386791, 1720455, 2179243, 2408637, 2971695, 4014395, 4160373, 6537729, 6933955, 10896215, 12043185, 15254701, 20801865, 32688645, 45764103, 76273505, 228820515]

約数ペア:

[(1, 228820515), (3, 76273505), (5, 45764103), (7, 32688645), (11, 20801865), (15, 15254701), (19, 12043185), (21, 10896215), (33, 6933955), (35, 6537729), (55, 4160373), (57, 4014395), (77, 2971695), (95, 2408637), (105, 2179243), (133, 1720455), (165, 1386791), (209, 1094835), (231, 990565), (285, 802879), (385, 594339), (399, 573485), (627, 364945), (665, 344091), (1045, 218967), (1155, 198113), (1463, 156405), (1995, 114697), (3135, 72989), (4389, 52135), (7315, 31281), (10427, 21945)]