21316105320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{12583}}^1$

素因数の和:13359

約数の個数: 128

約数和(自身を含む): 67409971200

約数和(自身を除く): 46093865880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 743, 760, 1140, 1486, 2229, 2280, 2972, 3715, 4458, 5944, 7430, 8916, 11145, 12583, 14117, 14860, 17832, 22290, 25166, 28234, 29720, 37749, 42351, 44580, 50332, 56468, 62915, 70585, 75498, 84702, 89160, 100664, 112936, 125830, 141170, 150996, 169404, 188745, 211755, 239077, 251660, 282340, 301992, 338808, 377490, 423510, 478154, 503320, 564680, 717231, 754980, 847020, 956308, 1195385, 1434462, 1509960, 1694040, 1912616, 2390770, 2868924, 3586155, 4781540, 5737848, 7172310, 9349169, 9563080, 14344620, 18698338, 28047507, 28689240, 37396676, 46745845, 56095014, 74793352, 93491690, 112190028, 140237535, 177634211, 186983380, 224380056, 280475070, 355268422, 373966760, 532902633, 560950140, 710536844, 888171055, 1065805266, 1121900280, 1421073688, 1776342110, 2131610532, 2664513165, 3552684220, 4263221064, 5329026330, 7105368440, 10658052660, 21316105320]

約数ペア:

[(1, 21316105320), (2, 10658052660), (3, 7105368440), (4, 5329026330), (5, 4263221064), (6, 3552684220), (8, 2664513165), (10, 2131610532), (12, 1776342110), (15, 1421073688), (19, 1121900280), (20, 1065805266), (24, 888171055), (30, 710536844), (38, 560950140), (40, 532902633), (57, 373966760), (60, 355268422), (76, 280475070), (95, 224380056), (114, 186983380), (120, 177634211), (152, 140237535), (190, 112190028), (228, 93491690), (285, 74793352), (380, 56095014), (456, 46745845), (570, 37396676), (743, 28689240), (760, 28047507), (1140, 18698338), (1486, 14344620), (2229, 9563080), (2280, 9349169), (2972, 7172310), (3715, 5737848), (4458, 4781540), (5944, 3586155), (7430, 2868924), (8916, 2390770), (11145, 1912616), (12583, 1694040), (14117, 1509960), (14860, 1434462), (17832, 1195385), (22290, 956308), (25166, 847020), (28234, 754980), (29720, 717231), (37749, 564680), (42351, 503320), (44580, 478154), (50332, 423510), (56468, 377490), (62915, 338808), (70585, 301992), (75498, 282340), (84702, 251660), (89160, 239077), (100664, 211755), (112936, 188745), (125830, 169404), (141170, 150996)]