135871680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20219}}^1$

素因数の和:20246

約数の個数: 112

約数和(自身を含む): 493044480

約数和(自身を除く): 357172800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20219, 40438, 60657, 80876, 101095, 121314, 141533, 161752, 202190, 242628, 283066, 303285, 323504, 404380, 424599, 485256, 566132, 606570, 647008, 707665, 808760, 849198, 970512, 1132264, 1213140, 1294016, 1415330, 1617520, 1698396, 1941024, 2122995, 2264528, 2426280, 2830660, 3235040, 3396792, 3882048, 4245990, 4529056, 4852560, 5661320, 6470080, 6793584, 8491980, 9058112, 9705120, 11322640, 13587168, 16983960, 19410240, 22645280, 27174336, 33967920, 45290560, 67935840, 135871680]

約数ペア:

[(1, 135871680), (2, 67935840), (3, 45290560), (4, 33967920), (5, 27174336), (6, 22645280), (7, 19410240), (8, 16983960), (10, 13587168), (12, 11322640), (14, 9705120), (15, 9058112), (16, 8491980), (20, 6793584), (21, 6470080), (24, 5661320), (28, 4852560), (30, 4529056), (32, 4245990), (35, 3882048), (40, 3396792), (42, 3235040), (48, 2830660), (56, 2426280), (60, 2264528), (64, 2122995), (70, 1941024), (80, 1698396), (84, 1617520), (96, 1415330), (105, 1294016), (112, 1213140), (120, 1132264), (140, 970512), (160, 849198), (168, 808760), (192, 707665), (210, 647008), (224, 606570), (240, 566132), (280, 485256), (320, 424599), (336, 404380), (420, 323504), (448, 303285), (480, 283066), (560, 242628), (672, 202190), (840, 161752), (960, 141533), (1120, 121314), (1344, 101095), (1680, 80876), (2240, 60657), (3360, 40438), (6720, 20219)]