204440912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 479656800

約数和(自身を除く): 275215888

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 179, 208, 221, 247, 272, 289, 304, 323, 358, 442, 494, 578, 646, 716, 884, 988, 1156, 1292, 1432, 1768, 1976, 2312, 2327, 2584, 2864, 3043, 3401, 3536, 3757, 3952, 4199, 4624, 4654, 5168, 5491, 6086, 6802, 7514, 8398, 9308, 10982, 12172, 13604, 15028, 16796, 18616, 21964, 24344, 27208, 30056, 33592, 37232, 39559, 43928, 44213, 48688, 51731, 54416, 57817, 60112, 67184, 71383, 79118, 87856, 88426, 103462, 115634, 142766, 158236, 176852, 206924, 231268, 285532, 316472, 353704, 413848, 462536, 571064, 632944, 672503, 707408, 751621, 827696, 925072, 982889, 1142128, 1345006, 1503242, 1965778, 2690012, 3006484, 3931556, 5380024, 6012968, 7863112, 10760048, 12025936, 12777557, 15726224, 25555114, 51110228, 102220456, 204440912]

約数ペア:

[(1, 204440912), (2, 102220456), (4, 51110228), (8, 25555114), (13, 15726224), (16, 12777557), (17, 12025936), (19, 10760048), (26, 7863112), (34, 6012968), (38, 5380024), (52, 3931556), (68, 3006484), (76, 2690012), (104, 1965778), (136, 1503242), (152, 1345006), (179, 1142128), (208, 982889), (221, 925072), (247, 827696), (272, 751621), (289, 707408), (304, 672503), (323, 632944), (358, 571064), (442, 462536), (494, 413848), (578, 353704), (646, 316472), (716, 285532), (884, 231268), (988, 206924), (1156, 176852), (1292, 158236), (1432, 142766), (1768, 115634), (1976, 103462), (2312, 88426), (2327, 87856), (2584, 79118), (2864, 71383), (3043, 67184), (3401, 60112), (3536, 57817), (3757, 54416), (3952, 51731), (4199, 48688), (4624, 44213), (4654, 43928), (5168, 39559), (5491, 37232), (6086, 33592), (6802, 30056), (7514, 27208), (8398, 24344), (9308, 21964), (10982, 18616), (12172, 16796), (13604, 15028)]