157831156

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 335249376

約数和(自身を除く): 177418220

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 61, 86, 98, 122, 172, 196, 244, 301, 307, 427, 602, 614, 854, 1204, 1228, 1708, 2107, 2149, 2623, 2989, 4214, 4298, 5246, 5978, 8428, 8596, 10492, 11956, 13201, 15043, 18361, 18727, 26402, 30086, 36722, 37454, 52804, 60172, 73444, 74908, 92407, 128527, 131089, 184814, 257054, 262178, 369628, 514108, 524356, 646849, 805261, 917623, 1293698, 1610522, 1835246, 2587396, 3221044, 3670492, 5636827, 11273654, 22547308, 39457789, 78915578, 157831156]

約数ペア:

[(1, 157831156), (2, 78915578), (4, 39457789), (7, 22547308), (14, 11273654), (28, 5636827), (43, 3670492), (49, 3221044), (61, 2587396), (86, 1835246), (98, 1610522), (122, 1293698), (172, 917623), (196, 805261), (244, 646849), (301, 524356), (307, 514108), (427, 369628), (602, 262178), (614, 257054), (854, 184814), (1204, 131089), (1228, 128527), (1708, 92407), (2107, 74908), (2149, 73444), (2623, 60172), (2989, 52804), (4214, 37454), (4298, 36722), (5246, 30086), (5978, 26402), (8428, 18727), (8596, 18361), (10492, 15043), (11956, 13201)]