76809780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:678

約数の個数: 144

約数和(自身を含む): 252295680

約数和(自身を除く): 175485900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 607, 666, 684, 703, 740, 855, 1110, 1140, 1214, 1332, 1406, 1665, 1710, 1821, 2109, 2220, 2428, 2812, 3035, 3330, 3420, 3515, 3642, 4218, 5463, 6070, 6327, 6660, 7030, 7284, 8436, 9105, 10545, 10926, 11533, 12140, 12654, 14060, 18210, 21090, 21852, 22459, 23066, 25308, 27315, 31635, 34599, 36420, 42180, 44918, 46132, 54630, 57665, 63270, 67377, 69198, 89836, 103797, 109260, 112295, 115330, 126540, 134754, 138396, 172995, 202131, 207594, 224590, 230660, 269508, 336885, 345990, 404262, 415188, 426721, 449180, 518985, 673770, 691980, 808524, 853442, 1010655, 1037970, 1280163, 1347540, 1706884, 2021310, 2075940, 2133605, 2560326, 3840489, 4042620, 4267210, 5120652, 6400815, 7680978, 8534420, 12801630, 15361956, 19202445, 25603260, 38404890, 76809780]

約数ペア:

[(1, 76809780), (2, 38404890), (3, 25603260), (4, 19202445), (5, 15361956), (6, 12801630), (9, 8534420), (10, 7680978), (12, 6400815), (15, 5120652), (18, 4267210), (19, 4042620), (20, 3840489), (30, 2560326), (36, 2133605), (37, 2075940), (38, 2021310), (45, 1706884), (57, 1347540), (60, 1280163), (74, 1037970), (76, 1010655), (90, 853442), (95, 808524), (111, 691980), (114, 673770), (148, 518985), (171, 449180), (180, 426721), (185, 415188), (190, 404262), (222, 345990), (228, 336885), (285, 269508), (333, 230660), (342, 224590), (370, 207594), (380, 202131), (444, 172995), (555, 138396), (570, 134754), (607, 126540), (666, 115330), (684, 112295), (703, 109260), (740, 103797), (855, 89836), (1110, 69198), (1140, 67377), (1214, 63270), (1332, 57665), (1406, 54630), (1665, 46132), (1710, 44918), (1821, 42180), (2109, 36420), (2220, 34599), (2428, 31635), (2812, 27315), (3035, 25308), (3330, 23066), (3420, 22459), (3515, 21852), (3642, 21090), (4218, 18210), (5463, 14060), (6070, 12654), (6327, 12140), (6660, 11533), (7030, 10926), (7284, 10545), (8436, 9105)]