1386878640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2689}}^1$

素因数の和:3019

約数の個数: 160

約数和(自身を含む): 4931351040

約数和(自身を除く): 3544472400

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, 112, 120, 140, 168, 210, 240, 280, 307, 336, 420, 560, 614, 840, 921, 1228, 1535, 1680, 1842, 2149, 2456, 2689, 3070, 3684, 4298, 4605, 4912, 5378, 6140, 6447, 7368, 8067, 8596, 9210, 10745, 10756, 12280, 12894, 13445, 14736, 16134, 17192, 18420, 18823, 21490, 21512, 24560, 25788, 26890, 32235, 32268, 34384, 36840, 37646, 40335, 42980, 43024, 51576, 53780, 56469, 64470, 64536, 73680, 75292, 80670, 85960, 94115, 103152, 107560, 112938, 128940, 129072, 150584, 161340, 171920, 188230, 215120, 225876, 257880, 282345, 301168, 322680, 376460, 451752, 515760, 564690, 645360, 752920, 825523, 903504, 1129380, 1505840, 1651046, 2258760, 2476569, 3302092, 4127615, 4517520, 4953138, 5778661, 6604184, 8255230, 9906276, 11557322, 12382845, 13208368, 16510460, 17335983, 19812552, 23114644, 24765690, 28893305, 33020920, 34671966, 39625104, 46229288, 49531380, 57786610, 66041840, 69343932, 86679915, 92458576, 99062760, 115573220, 138687864, 173359830, 198125520, 231146440, 277375728, 346719660, 462292880, 693439320, 1386878640]

約数ペア:

[(1, 1386878640), (2, 693439320), (3, 462292880), (4, 346719660), (5, 277375728), (6, 231146440), (7, 198125520), (8, 173359830), (10, 138687864), (12, 115573220), (14, 99062760), (15, 92458576), (16, 86679915), (20, 69343932), (21, 66041840), (24, 57786610), (28, 49531380), (30, 46229288), (35, 39625104), (40, 34671966), (42, 33020920), (48, 28893305), (56, 24765690), (60, 23114644), (70, 19812552), (80, 17335983), (84, 16510460), (105, 13208368), (112, 12382845), (120, 11557322), (140, 9906276), (168, 8255230), (210, 6604184), (240, 5778661), (280, 4953138), (307, 4517520), (336, 4127615), (420, 3302092), (560, 2476569), (614, 2258760), (840, 1651046), (921, 1505840), (1228, 1129380), (1535, 903504), (1680, 825523), (1842, 752920), (2149, 645360), (2456, 564690), (2689, 515760), (3070, 451752), (3684, 376460), (4298, 322680), (4605, 301168), (4912, 282345), (5378, 257880), (6140, 225876), (6447, 215120), (7368, 188230), (8067, 171920), (8596, 161340), (9210, 150584), (10745, 129072), (10756, 128940), (12280, 112938), (12894, 107560), (13445, 103152), (14736, 94115), (16134, 85960), (17192, 80670), (18420, 75292), (18823, 73680), (21490, 64536), (21512, 64470), (24560, 56469), (25788, 53780), (26890, 51576), (32235, 43024), (32268, 42980), (34384, 40335), (36840, 37646)]