20846702940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{3511}}^1$

素因数の和:3808

約数の個数: 192

約数和(自身を含む): 68045365248

約数和(自身を除く): 47198662308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 211, 268, 335, 402, 420, 422, 469, 633, 670, 804, 844, 938, 1005, 1055, 1266, 1340, 1407, 1477, 1876, 2010, 2110, 2345, 2532, 2814, 2954, 3165, 3511, 4020, 4220, 4431, 4690, 5628, 5908, 6330, 7022, 7035, 7385, 8862, 9380, 10533, 12660, 14044, 14070, 14137, 14770, 17555, 17724, 21066, 22155, 24577, 28140, 28274, 29540, 35110, 42132, 42411, 44310, 49154, 52665, 56548, 70220, 70685, 73731, 84822, 88620, 98308, 98959, 105330, 122885, 141370, 147462, 169644, 197918, 210660, 212055, 235237, 245770, 282740, 294924, 296877, 368655, 395836, 424110, 470474, 491540, 494795, 593754, 705711, 737310, 740821, 848220, 940948, 989590, 1176185, 1187508, 1411422, 1474620, 1481642, 1484385, 1646659, 1979180, 2222463, 2352370, 2822844, 2963284, 2968770, 3293318, 3528555, 3704105, 4444926, 4704740, 4939977, 5185747, 5937540, 6586636, 7057110, 7408210, 8233295, 8889852, 9879954, 10371494, 11112315, 14114220, 14816420, 15557241, 16466590, 19759908, 20742988, 22224630, 24699885, 25928735, 31114482, 32933180, 44449260, 49399770, 49635007, 51857470, 62228964, 77786205, 98799540, 99270014, 103714940, 148905021, 155572410, 198540028, 248175035, 297810042, 311144820, 347445049, 496350070, 595620084, 694890098, 744525105, 992700140, 1042335147, 1389780196, 1489050210, 1737225245, 2084670294, 2978100420, 3474450490, 4169340588, 5211675735, 6948900980, 10423351470, 20846702940]

約数ペア:

[(1, 20846702940), (2, 10423351470), (3, 6948900980), (4, 5211675735), (5, 4169340588), (6, 3474450490), (7, 2978100420), (10, 2084670294), (12, 1737225245), (14, 1489050210), (15, 1389780196), (20, 1042335147), (21, 992700140), (28, 744525105), (30, 694890098), (35, 595620084), (42, 496350070), (60, 347445049), (67, 311144820), (70, 297810042), (84, 248175035), (105, 198540028), (134, 155572410), (140, 148905021), (201, 103714940), (210, 99270014), (211, 98799540), (268, 77786205), (335, 62228964), (402, 51857470), (420, 49635007), (422, 49399770), (469, 44449260), (633, 32933180), (670, 31114482), (804, 25928735), (844, 24699885), (938, 22224630), (1005, 20742988), (1055, 19759908), (1266, 16466590), (1340, 15557241), (1407, 14816420), (1477, 14114220), (1876, 11112315), (2010, 10371494), (2110, 9879954), (2345, 8889852), (2532, 8233295), (2814, 7408210), (2954, 7057110), (3165, 6586636), (3511, 5937540), (4020, 5185747), (4220, 4939977), (4431, 4704740), (4690, 4444926), (5628, 3704105), (5908, 3528555), (6330, 3293318), (7022, 2968770), (7035, 2963284), (7385, 2822844), (8862, 2352370), (9380, 2222463), (10533, 1979180), (12660, 1646659), (14044, 1484385), (14070, 1481642), (14137, 1474620), (14770, 1411422), (17555, 1187508), (17724, 1176185), (21066, 989590), (22155, 940948), (24577, 848220), (28140, 740821), (28274, 737310), (29540, 705711), (35110, 593754), (42132, 494795), (42411, 491540), (44310, 470474), (49154, 424110), (52665, 395836), (56548, 368655), (70220, 296877), (70685, 294924), (73731, 282740), (84822, 245770), (88620, 235237), (98308, 212055), (98959, 210660), (105330, 197918), (122885, 169644), (141370, 147462)]