42360880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 110818800

約数和(自身を除く): 68457920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 31, 38, 40, 58, 62, 76, 80, 95, 116, 124, 145, 152, 155, 190, 232, 248, 290, 304, 310, 380, 464, 496, 551, 580, 589, 620, 760, 899, 961, 1102, 1160, 1178, 1240, 1520, 1798, 1922, 2204, 2320, 2356, 2480, 2755, 2945, 3596, 3844, 4408, 4495, 4712, 4805, 5510, 5890, 7192, 7688, 8816, 8990, 9424, 9610, 11020, 11780, 14384, 15376, 17081, 17980, 18259, 19220, 22040, 23560, 27869, 34162, 35960, 36518, 38440, 44080, 47120, 55738, 68324, 71920, 73036, 76880, 85405, 91295, 111476, 136648, 139345, 146072, 170810, 182590, 222952, 273296, 278690, 292144, 341620, 365180, 445904, 529511, 557380, 683240, 730360, 1059022, 1114760, 1366480, 1460720, 2118044, 2229520, 2647555, 4236088, 5295110, 8472176, 10590220, 21180440, 42360880]

約数ペア:

[(1, 42360880), (2, 21180440), (4, 10590220), (5, 8472176), (8, 5295110), (10, 4236088), (16, 2647555), (19, 2229520), (20, 2118044), (29, 1460720), (31, 1366480), (38, 1114760), (40, 1059022), (58, 730360), (62, 683240), (76, 557380), (80, 529511), (95, 445904), (116, 365180), (124, 341620), (145, 292144), (152, 278690), (155, 273296), (190, 222952), (232, 182590), (248, 170810), (290, 146072), (304, 139345), (310, 136648), (380, 111476), (464, 91295), (496, 85405), (551, 76880), (580, 73036), (589, 71920), (620, 68324), (760, 55738), (899, 47120), (961, 44080), (1102, 38440), (1160, 36518), (1178, 35960), (1240, 34162), (1520, 27869), (1798, 23560), (1922, 22040), (2204, 19220), (2320, 18259), (2356, 17980), (2480, 17081), (2755, 15376), (2945, 14384), (3596, 11780), (3844, 11020), (4408, 9610), (4495, 9424), (4712, 8990), (4805, 8816), (5510, 7688), (5890, 7192)]