142779520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^2$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 370416060

約数和(自身を除く): 227636540

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 131, 160, 208, 260, 262, 320, 416, 520, 524, 640, 655, 832, 1040, 1048, 1310, 1664, 1703, 2080, 2096, 2620, 3406, 4160, 4192, 5240, 6812, 8320, 8384, 8515, 10480, 13624, 16768, 17030, 17161, 20960, 27248, 34060, 34322, 41920, 54496, 68120, 68644, 83840, 85805, 108992, 136240, 137288, 171610, 217984, 223093, 272480, 274576, 343220, 446186, 544960, 549152, 686440, 892372, 1089920, 1098304, 1115465, 1372880, 1784744, 2196608, 2230930, 2745760, 3569488, 4461860, 5491520, 7138976, 8923720, 10983040, 14277952, 17847440, 28555904, 35694880, 71389760, 142779520]

約数ペア:

[(1, 142779520), (2, 71389760), (4, 35694880), (5, 28555904), (8, 17847440), (10, 14277952), (13, 10983040), (16, 8923720), (20, 7138976), (26, 5491520), (32, 4461860), (40, 3569488), (52, 2745760), (64, 2230930), (65, 2196608), (80, 1784744), (104, 1372880), (128, 1115465), (130, 1098304), (131, 1089920), (160, 892372), (208, 686440), (260, 549152), (262, 544960), (320, 446186), (416, 343220), (520, 274576), (524, 272480), (640, 223093), (655, 217984), (832, 171610), (1040, 137288), (1048, 136240), (1310, 108992), (1664, 85805), (1703, 83840), (2080, 68644), (2096, 68120), (2620, 54496), (3406, 41920), (4160, 34322), (4192, 34060), (5240, 27248), (6812, 20960), (8320, 17161), (8384, 17030), (8515, 16768), (10480, 13624)]