131725860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1026

約数の個数: 192

約数和(自身を含む): 470292480

約数和(自身を除く): 338566620

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, 510, 532, 570, 595, 646, 665, 714, 798, 969, 971, 1020, 1140, 1190, 1292, 1330, 1428, 1596, 1615, 1785, 1938, 1942, 1995, 2261, 2380, 2660, 2913, 3230, 3570, 3876, 3884, 3990, 4522, 4845, 4855, 5826, 6460, 6783, 6797, 7140, 7980, 9044, 9690, 9710, 11305, 11652, 13566, 13594, 14565, 16507, 18449, 19380, 19420, 20391, 22610, 27132, 27188, 29130, 33014, 33915, 33985, 36898, 40782, 45220, 49521, 55347, 58260, 66028, 67830, 67970, 73796, 81564, 82535, 92245, 99042, 101955, 110694, 115549, 129143, 135660, 135940, 165070, 184490, 198084, 203910, 221388, 231098, 247605, 258286, 276735, 313633, 330140, 346647, 368980, 387429, 407820, 462196, 495210, 516572, 553470, 577745, 627266, 645715, 693294, 774858, 940899, 990420, 1106940, 1155490, 1254532, 1291430, 1386588, 1549716, 1568165, 1733235, 1881798, 1937145, 2195431, 2310980, 2582860, 3136330, 3466470, 3763596, 3874290, 4390862, 4704495, 6272660, 6586293, 6932940, 7748580, 8781724, 9408990, 10977155, 13172586, 18817980, 21954310, 26345172, 32931465, 43908620, 65862930, 131725860]

約数ペア:

[(1, 131725860), (2, 65862930), (3, 43908620), (4, 32931465), (5, 26345172), (6, 21954310), (7, 18817980), (10, 13172586), (12, 10977155), (14, 9408990), (15, 8781724), (17, 7748580), (19, 6932940), (20, 6586293), (21, 6272660), (28, 4704495), (30, 4390862), (34, 3874290), (35, 3763596), (38, 3466470), (42, 3136330), (51, 2582860), (57, 2310980), (60, 2195431), (68, 1937145), (70, 1881798), (76, 1733235), (84, 1568165), (85, 1549716), (95, 1386588), (102, 1291430), (105, 1254532), (114, 1155490), (119, 1106940), (133, 990420), (140, 940899), (170, 774858), (190, 693294), (204, 645715), (210, 627266), (228, 577745), (238, 553470), (255, 516572), (266, 495210), (285, 462196), (323, 407820), (340, 387429), (357, 368980), (380, 346647), (399, 330140), (420, 313633), (476, 276735), (510, 258286), (532, 247605), (570, 231098), (595, 221388), (646, 203910), (665, 198084), (714, 184490), (798, 165070), (969, 135940), (971, 135660), (1020, 129143), (1140, 115549), (1190, 110694), (1292, 101955), (1330, 99042), (1428, 92245), (1596, 82535), (1615, 81564), (1785, 73796), (1938, 67970), (1942, 67830), (1995, 66028), (2261, 58260), (2380, 55347), (2660, 49521), (2913, 45220), (3230, 40782), (3570, 36898), (3876, 33985), (3884, 33915), (3990, 33014), (4522, 29130), (4845, 27188), (4855, 27132), (5826, 22610), (6460, 20391), (6783, 19420), (6797, 19380), (7140, 18449), (7980, 16507), (9044, 14565), (9690, 13594), (9710, 13566), (11305, 11652)]