1622270720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:906

約数の個数: 144

約数和(自身を含む): 4462526208

約数和(自身を除く): 2840255488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 331, 448, 547, 560, 640, 662, 896, 1094, 1120, 1280, 1324, 1655, 1792, 2188, 2240, 2317, 2648, 2735, 3310, 3829, 4376, 4480, 4634, 5296, 5470, 6620, 7658, 8752, 8960, 9268, 10592, 10940, 11585, 13240, 15316, 17504, 18536, 19145, 21184, 21880, 23170, 26480, 30632, 35008, 37072, 38290, 42368, 43760, 46340, 52960, 61264, 70016, 74144, 76580, 84736, 87520, 92680, 105920, 122528, 140032, 148288, 153160, 175040, 181057, 185360, 211840, 245056, 296576, 306320, 350080, 362114, 370720, 423680, 490112, 593152, 612640, 700160, 724228, 741440, 905285, 980224, 1225280, 1267399, 1448456, 1482880, 1810570, 2450560, 2534798, 2896912, 2965760, 3621140, 4901120, 5069596, 5793824, 6336995, 7242280, 10139192, 11587648, 12673990, 14484560, 20278384, 23175296, 25347980, 28969120, 40556768, 46350592, 50695960, 57938240, 81113536, 101391920, 115876480, 162227072, 202783840, 231752960, 324454144, 405567680, 811135360, 1622270720]

約数ペア:

[(1, 1622270720), (2, 811135360), (4, 405567680), (5, 324454144), (7, 231752960), (8, 202783840), (10, 162227072), (14, 115876480), (16, 101391920), (20, 81113536), (28, 57938240), (32, 50695960), (35, 46350592), (40, 40556768), (56, 28969120), (64, 25347980), (70, 23175296), (80, 20278384), (112, 14484560), (128, 12673990), (140, 11587648), (160, 10139192), (224, 7242280), (256, 6336995), (280, 5793824), (320, 5069596), (331, 4901120), (448, 3621140), (547, 2965760), (560, 2896912), (640, 2534798), (662, 2450560), (896, 1810570), (1094, 1482880), (1120, 1448456), (1280, 1267399), (1324, 1225280), (1655, 980224), (1792, 905285), (2188, 741440), (2240, 724228), (2317, 700160), (2648, 612640), (2735, 593152), (3310, 490112), (3829, 423680), (4376, 370720), (4480, 362114), (4634, 350080), (5296, 306320), (5470, 296576), (6620, 245056), (7658, 211840), (8752, 185360), (8960, 181057), (9268, 175040), (10592, 153160), (10940, 148288), (11585, 140032), (13240, 122528), (15316, 105920), (17504, 92680), (18536, 87520), (19145, 84736), (21184, 76580), (21880, 74144), (23170, 70016), (26480, 61264), (30632, 52960), (35008, 46340), (37072, 43760), (38290, 42368)]