16820700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 55413120

約数和(自身を除く): 38592420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 25, 26, 30, 38, 39, 50, 52, 57, 60, 65, 75, 76, 78, 95, 100, 114, 130, 150, 156, 190, 195, 227, 228, 247, 260, 285, 300, 325, 380, 390, 454, 475, 494, 570, 650, 681, 741, 780, 908, 950, 975, 988, 1135, 1140, 1235, 1300, 1362, 1425, 1482, 1900, 1950, 2270, 2470, 2724, 2850, 2951, 2964, 3405, 3705, 3900, 4313, 4540, 4940, 5675, 5700, 5902, 6175, 6810, 7410, 8626, 8853, 11350, 11804, 12350, 12939, 13620, 14755, 14820, 17025, 17252, 17706, 18525, 21565, 22700, 24700, 25878, 29510, 34050, 35412, 37050, 43130, 44265, 51756, 56069, 59020, 64695, 68100, 73775, 74100, 86260, 88530, 107825, 112138, 129390, 147550, 168207, 177060, 215650, 221325, 224276, 258780, 280345, 295100, 323475, 336414, 431300, 442650, 560690, 646950, 672828, 841035, 885300, 1121380, 1293900, 1401725, 1682070, 2803450, 3364140, 4205175, 5606900, 8410350, 16820700]

約数ペア:

[(1, 16820700), (2, 8410350), (3, 5606900), (4, 4205175), (5, 3364140), (6, 2803450), (10, 1682070), (12, 1401725), (13, 1293900), (15, 1121380), (19, 885300), (20, 841035), (25, 672828), (26, 646950), (30, 560690), (38, 442650), (39, 431300), (50, 336414), (52, 323475), (57, 295100), (60, 280345), (65, 258780), (75, 224276), (76, 221325), (78, 215650), (95, 177060), (100, 168207), (114, 147550), (130, 129390), (150, 112138), (156, 107825), (190, 88530), (195, 86260), (227, 74100), (228, 73775), (247, 68100), (260, 64695), (285, 59020), (300, 56069), (325, 51756), (380, 44265), (390, 43130), (454, 37050), (475, 35412), (494, 34050), (570, 29510), (650, 25878), (681, 24700), (741, 22700), (780, 21565), (908, 18525), (950, 17706), (975, 17252), (988, 17025), (1135, 14820), (1140, 14755), (1235, 13620), (1300, 12939), (1362, 12350), (1425, 11804), (1482, 11350), (1900, 8853), (1950, 8626), (2270, 7410), (2470, 6810), (2724, 6175), (2850, 5902), (2951, 5700), (2964, 5675), (3405, 4940), (3705, 4540), (3900, 4313)]