19732320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 68638752

約数和(自身を除く): 48906432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 193, 213, 240, 284, 288, 355, 360, 386, 426, 480, 568, 579, 639, 710, 720, 772, 852, 965, 1065, 1136, 1158, 1278, 1420, 1440, 1544, 1704, 1737, 1930, 2130, 2272, 2316, 2556, 2840, 2895, 3088, 3195, 3408, 3474, 3860, 4260, 4632, 5112, 5680, 5790, 6176, 6390, 6816, 6948, 7720, 8520, 8685, 9264, 10224, 11360, 11580, 12780, 13703, 13896, 15440, 17040, 17370, 18528, 20448, 23160, 25560, 27406, 27792, 30880, 34080, 34740, 41109, 46320, 51120, 54812, 55584, 68515, 69480, 82218, 92640, 102240, 109624, 123327, 137030, 138960, 164436, 205545, 219248, 246654, 274060, 277920, 328872, 411090, 438496, 493308, 548120, 616635, 657744, 822180, 986616, 1096240, 1233270, 1315488, 1644360, 1973232, 2192480, 2466540, 3288720, 3946464, 4933080, 6577440, 9866160, 19732320]

約数ペア:

[(1, 19732320), (2, 9866160), (3, 6577440), (4, 4933080), (5, 3946464), (6, 3288720), (8, 2466540), (9, 2192480), (10, 1973232), (12, 1644360), (15, 1315488), (16, 1233270), (18, 1096240), (20, 986616), (24, 822180), (30, 657744), (32, 616635), (36, 548120), (40, 493308), (45, 438496), (48, 411090), (60, 328872), (71, 277920), (72, 274060), (80, 246654), (90, 219248), (96, 205545), (120, 164436), (142, 138960), (144, 137030), (160, 123327), (180, 109624), (193, 102240), (213, 92640), (240, 82218), (284, 69480), (288, 68515), (355, 55584), (360, 54812), (386, 51120), (426, 46320), (480, 41109), (568, 34740), (579, 34080), (639, 30880), (710, 27792), (720, 27406), (772, 25560), (852, 23160), (965, 20448), (1065, 18528), (1136, 17370), (1158, 17040), (1278, 15440), (1420, 13896), (1440, 13703), (1544, 12780), (1704, 11580), (1737, 11360), (1930, 10224), (2130, 9264), (2272, 8685), (2316, 8520), (2556, 7720), (2840, 6948), (2895, 6816), (3088, 6390), (3195, 6176), (3408, 5790), (3474, 5680), (3860, 5112), (4260, 4632)]