31098480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 111849984

約数和(自身を除く): 80751504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 168, 173, 210, 214, 240, 280, 321, 336, 346, 420, 428, 519, 535, 560, 642, 692, 749, 840, 856, 865, 1038, 1070, 1211, 1284, 1384, 1498, 1605, 1680, 1712, 1730, 2076, 2140, 2247, 2422, 2568, 2595, 2768, 2996, 3210, 3460, 3633, 3745, 4152, 4280, 4494, 4844, 5136, 5190, 5992, 6055, 6420, 6920, 7266, 7490, 8304, 8560, 8988, 9688, 10380, 11235, 11984, 12110, 12840, 13840, 14532, 14980, 17976, 18165, 18511, 19376, 20760, 22470, 24220, 25680, 29064, 29960, 35952, 36330, 37022, 41520, 44940, 48440, 55533, 58128, 59920, 72660, 74044, 89880, 92555, 96880, 111066, 129577, 145320, 148088, 179760, 185110, 222132, 259154, 277665, 290640, 296176, 370220, 388731, 444264, 518308, 555330, 647885, 740440, 777462, 888528, 1036616, 1110660, 1295770, 1480880, 1554924, 1943655, 2073232, 2221320, 2591540, 3109848, 3887310, 4442640, 5183080, 6219696, 7774620, 10366160, 15549240, 31098480]

約数ペア:

[(1, 31098480), (2, 15549240), (3, 10366160), (4, 7774620), (5, 6219696), (6, 5183080), (7, 4442640), (8, 3887310), (10, 3109848), (12, 2591540), (14, 2221320), (15, 2073232), (16, 1943655), (20, 1554924), (21, 1480880), (24, 1295770), (28, 1110660), (30, 1036616), (35, 888528), (40, 777462), (42, 740440), (48, 647885), (56, 555330), (60, 518308), (70, 444264), (80, 388731), (84, 370220), (105, 296176), (107, 290640), (112, 277665), (120, 259154), (140, 222132), (168, 185110), (173, 179760), (210, 148088), (214, 145320), (240, 129577), (280, 111066), (321, 96880), (336, 92555), (346, 89880), (420, 74044), (428, 72660), (519, 59920), (535, 58128), (560, 55533), (642, 48440), (692, 44940), (749, 41520), (840, 37022), (856, 36330), (865, 35952), (1038, 29960), (1070, 29064), (1211, 25680), (1284, 24220), (1384, 22470), (1498, 20760), (1605, 19376), (1680, 18511), (1712, 18165), (1730, 17976), (2076, 14980), (2140, 14532), (2247, 13840), (2422, 12840), (2568, 12110), (2595, 11984), (2768, 11235), (2996, 10380), (3210, 9688), (3460, 8988), (3633, 8560), (3745, 8304), (4152, 7490), (4280, 7266), (4494, 6920), (4844, 6420), (5136, 6055), (5190, 5992)]