20701891140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{9521}}^1$

素因数の和:9738

約数の個数: 192

約数和(自身を含む): 68799725568

約数和(自身を除く): 48097834428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 167, 186, 210, 217, 310, 334, 372, 420, 434, 465, 501, 620, 651, 668, 835, 868, 930, 1002, 1085, 1169, 1302, 1670, 1860, 2004, 2170, 2338, 2505, 2604, 3255, 3340, 3507, 4340, 4676, 5010, 5177, 5845, 6510, 7014, 9521, 10020, 10354, 11690, 13020, 14028, 15531, 17535, 19042, 20708, 23380, 25885, 28563, 31062, 35070, 36239, 38084, 47605, 51770, 57126, 62124, 66647, 70140, 72478, 77655, 95210, 103540, 108717, 114252, 133294, 142815, 144956, 155310, 181195, 190420, 199941, 217434, 266588, 285630, 295151, 310620, 333235, 362390, 399882, 434868, 543585, 571260, 590302, 666470, 724780, 799764, 885453, 999705, 1087170, 1180604, 1332940, 1475755, 1590007, 1770906, 1999410, 2066057, 2174340, 2951510, 3180014, 3541812, 3998820, 4132114, 4427265, 4770021, 5903020, 6198171, 6360028, 7950035, 8264228, 8854530, 9540042, 10330285, 11130049, 12396342, 15900070, 17709060, 19080084, 20660570, 22260098, 23850105, 24792684, 30990855, 31800140, 33390147, 41321140, 44520196, 47700210, 49290217, 55650245, 61981710, 66780294, 95400420, 98580434, 111300490, 123963420, 133560588, 147870651, 166950735, 197160868, 222600980, 246451085, 295741302, 333901470, 345031519, 492902170, 591482604, 667802940, 690063038, 739353255, 985804340, 1035094557, 1380126076, 1478706510, 1725157595, 2070189114, 2957413020, 3450315190, 4140378228, 5175472785, 6900630380, 10350945570, 20701891140]

約数ペア:

[(1, 20701891140), (2, 10350945570), (3, 6900630380), (4, 5175472785), (5, 4140378228), (6, 3450315190), (7, 2957413020), (10, 2070189114), (12, 1725157595), (14, 1478706510), (15, 1380126076), (20, 1035094557), (21, 985804340), (28, 739353255), (30, 690063038), (31, 667802940), (35, 591482604), (42, 492902170), (60, 345031519), (62, 333901470), (70, 295741302), (84, 246451085), (93, 222600980), (105, 197160868), (124, 166950735), (140, 147870651), (155, 133560588), (167, 123963420), (186, 111300490), (210, 98580434), (217, 95400420), (310, 66780294), (334, 61981710), (372, 55650245), (420, 49290217), (434, 47700210), (465, 44520196), (501, 41321140), (620, 33390147), (651, 31800140), (668, 30990855), (835, 24792684), (868, 23850105), (930, 22260098), (1002, 20660570), (1085, 19080084), (1169, 17709060), (1302, 15900070), (1670, 12396342), (1860, 11130049), (2004, 10330285), (2170, 9540042), (2338, 8854530), (2505, 8264228), (2604, 7950035), (3255, 6360028), (3340, 6198171), (3507, 5903020), (4340, 4770021), (4676, 4427265), (5010, 4132114), (5177, 3998820), (5845, 3541812), (6510, 3180014), (7014, 2951510), (9521, 2174340), (10020, 2066057), (10354, 1999410), (11690, 1770906), (13020, 1590007), (14028, 1475755), (15531, 1332940), (17535, 1180604), (19042, 1087170), (20708, 999705), (23380, 885453), (25885, 799764), (28563, 724780), (31062, 666470), (35070, 590302), (36239, 571260), (38084, 543585), (47605, 434868), (51770, 399882), (57126, 362390), (62124, 333235), (66647, 310620), (70140, 295151), (72478, 285630), (77655, 266588), (95210, 217434), (103540, 199941), (108717, 190420), (114252, 181195), (133294, 155310), (142815, 144956)]