64981140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:534

約数の個数: 192

約数和(自身を含む): 232243200

約数和(自身を除く): 167262060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 19, 20, 21, 28, 30, 34, 35, 38, 42, 51, 57, 60, 68, 70, 76, 84, 85, 95, 102, 105, 114, 119, 133, 140, 170, 190, 204, 210, 228, 238, 255, 266, 285, 323, 340, 357, 380, 399, 420, 476, 479, 510, 532, 570, 595, 646, 665, 714, 798, 958, 969, 1020, 1140, 1190, 1292, 1330, 1428, 1437, 1596, 1615, 1785, 1916, 1938, 1995, 2261, 2380, 2395, 2660, 2874, 3230, 3353, 3570, 3876, 3990, 4522, 4790, 4845, 5748, 6460, 6706, 6783, 7140, 7185, 7980, 8143, 9044, 9101, 9580, 9690, 10059, 11305, 13412, 13566, 14370, 16286, 16765, 18202, 19380, 20118, 22610, 24429, 27132, 27303, 28740, 32572, 33530, 33915, 36404, 40236, 40715, 45220, 45505, 48858, 50295, 54606, 57001, 63707, 67060, 67830, 81430, 91010, 97716, 100590, 109212, 114002, 122145, 127414, 135660, 136515, 154717, 162860, 171003, 182020, 191121, 201180, 228004, 244290, 254828, 273030, 285005, 309434, 318535, 342006, 382242, 464151, 488580, 546060, 570010, 618868, 637070, 684012, 764484, 773585, 855015, 928302, 955605, 1083019, 1140020, 1274140, 1547170, 1710030, 1856604, 1911210, 2166038, 2320755, 3094340, 3249057, 3420060, 3822420, 4332076, 4641510, 5415095, 6498114, 9283020, 10830190, 12996228, 16245285, 21660380, 32490570, 64981140]

約数ペア:

[(1, 64981140), (2, 32490570), (3, 21660380), (4, 16245285), (5, 12996228), (6, 10830190), (7, 9283020), (10, 6498114), (12, 5415095), (14, 4641510), (15, 4332076), (17, 3822420), (19, 3420060), (20, 3249057), (21, 3094340), (28, 2320755), (30, 2166038), (34, 1911210), (35, 1856604), (38, 1710030), (42, 1547170), (51, 1274140), (57, 1140020), (60, 1083019), (68, 955605), (70, 928302), (76, 855015), (84, 773585), (85, 764484), (95, 684012), (102, 637070), (105, 618868), (114, 570010), (119, 546060), (133, 488580), (140, 464151), (170, 382242), (190, 342006), (204, 318535), (210, 309434), (228, 285005), (238, 273030), (255, 254828), (266, 244290), (285, 228004), (323, 201180), (340, 191121), (357, 182020), (380, 171003), (399, 162860), (420, 154717), (476, 136515), (479, 135660), (510, 127414), (532, 122145), (570, 114002), (595, 109212), (646, 100590), (665, 97716), (714, 91010), (798, 81430), (958, 67830), (969, 67060), (1020, 63707), (1140, 57001), (1190, 54606), (1292, 50295), (1330, 48858), (1428, 45505), (1437, 45220), (1596, 40715), (1615, 40236), (1785, 36404), (1916, 33915), (1938, 33530), (1995, 32572), (2261, 28740), (2380, 27303), (2395, 27132), (2660, 24429), (2874, 22610), (3230, 20118), (3353, 19380), (3570, 18202), (3876, 16765), (3990, 16286), (4522, 14370), (4790, 13566), (4845, 13412), (5748, 11305), (6460, 10059), (6706, 9690), (6783, 9580), (7140, 9101), (7185, 9044), (7980, 8143)]