28931867860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{1447}}^1$

素因数の和:1782

約数の個数: 192

約数和(自身を含む): 76225314816

約数和(自身を除く): 47293446956

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 271, 310, 340, 434, 476, 527, 542, 595, 620, 868, 1054, 1084, 1085, 1190, 1355, 1447, 1897, 2108, 2170, 2380, 2635, 2710, 2894, 3689, 3794, 4340, 4607, 5270, 5420, 5788, 7235, 7378, 7588, 8401, 9214, 9485, 10129, 10540, 14470, 14756, 16802, 18428, 18445, 18970, 20258, 23035, 24599, 28940, 32249, 33604, 36890, 37940, 40516, 42005, 44857, 46070, 49198, 50645, 58807, 64498, 73780, 84010, 89714, 92140, 98396, 101290, 117614, 122995, 128996, 142817, 161245, 168020, 172193, 179428, 202580, 224285, 235228, 245990, 285634, 294035, 313999, 322490, 344386, 392137, 448570, 491980, 571268, 588070, 627998, 644980, 688772, 714085, 762569, 784274, 860965, 897140, 999719, 1176140, 1255996, 1428170, 1525138, 1568548, 1569995, 1721930, 1960685, 1999438, 2744959, 2856340, 3050276, 3139990, 3443860, 3812845, 3921370, 3998876, 4998595, 5337983, 5489918, 6279980, 6666329, 7625690, 7842740, 9997190, 10675966, 10979836, 12156247, 13332658, 13724795, 15251380, 19994380, 21351932, 24312494, 26665316, 26689915, 27449590, 33331645, 46664303, 48624988, 53379830, 54899180, 60781235, 66663290, 85093729, 93328606, 106759660, 121562470, 133326580, 170187458, 186657212, 206656199, 233321515, 243124940, 340374916, 413312398, 425468645, 466643030, 826624796, 850937290, 933286060, 1033280995, 1446593393, 1701874580, 2066561990, 2893186786, 4133123980, 5786373572, 7232966965, 14465933930, 28931867860]

約数ペア:

[(1, 28931867860), (2, 14465933930), (4, 7232966965), (5, 5786373572), (7, 4133123980), (10, 2893186786), (14, 2066561990), (17, 1701874580), (20, 1446593393), (28, 1033280995), (31, 933286060), (34, 850937290), (35, 826624796), (62, 466643030), (68, 425468645), (70, 413312398), (85, 340374916), (119, 243124940), (124, 233321515), (140, 206656199), (155, 186657212), (170, 170187458), (217, 133326580), (238, 121562470), (271, 106759660), (310, 93328606), (340, 85093729), (434, 66663290), (476, 60781235), (527, 54899180), (542, 53379830), (595, 48624988), (620, 46664303), (868, 33331645), (1054, 27449590), (1084, 26689915), (1085, 26665316), (1190, 24312494), (1355, 21351932), (1447, 19994380), (1897, 15251380), (2108, 13724795), (2170, 13332658), (2380, 12156247), (2635, 10979836), (2710, 10675966), (2894, 9997190), (3689, 7842740), (3794, 7625690), (4340, 6666329), (4607, 6279980), (5270, 5489918), (5420, 5337983), (5788, 4998595), (7235, 3998876), (7378, 3921370), (7588, 3812845), (8401, 3443860), (9214, 3139990), (9485, 3050276), (10129, 2856340), (10540, 2744959), (14470, 1999438), (14756, 1960685), (16802, 1721930), (18428, 1569995), (18445, 1568548), (18970, 1525138), (20258, 1428170), (23035, 1255996), (24599, 1176140), (28940, 999719), (32249, 897140), (33604, 860965), (36890, 784274), (37940, 762569), (40516, 714085), (42005, 688772), (44857, 644980), (46070, 627998), (49198, 588070), (50645, 571268), (58807, 491980), (64498, 448570), (73780, 392137), (84010, 344386), (89714, 322490), (92140, 313999), (98396, 294035), (101290, 285634), (117614, 245990), (122995, 235228), (128996, 224285), (142817, 202580), (161245, 179428), (168020, 172193)]