2912502780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{77419}}^1$

素因数の和:77464

約数の個数: 144

約数和(自身を含む): 10145116800

約数和(自身を除く): 7232614020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2508, 3135, 3420, 3762, 4180, 6270, 7524, 9405, 12540, 18810, 37620, 77419, 154838, 232257, 309676, 387095, 464514, 696771, 774190, 851609, 929028, 1161285, 1393542, 1470961, 1548380, 1703218, 2322570, 2554827, 2787084, 2941922, 3406436, 3483855, 4258045, 4412883, 4645140, 5109654, 5883844, 6967710, 7354805, 7664481, 8516090, 8825766, 10219308, 12774135, 13238649, 13935420, 14709610, 15328962, 16180571, 17032180, 17651532, 22064415, 25548270, 26477298, 29419220, 30657924, 32361142, 38322405, 44128830, 48541713, 51096540, 52954596, 64722284, 66193245, 76644810, 80902855, 88257660, 97083426, 132386490, 145625139, 153289620, 161805710, 194166852, 242708565, 264772980, 291250278, 323611420, 485417130, 582500556, 728125695, 970834260, 1456251390, 2912502780]

約数ペア:

[(1, 2912502780), (2, 1456251390), (3, 970834260), (4, 728125695), (5, 582500556), (6, 485417130), (9, 323611420), (10, 291250278), (11, 264772980), (12, 242708565), (15, 194166852), (18, 161805710), (19, 153289620), (20, 145625139), (22, 132386490), (30, 97083426), (33, 88257660), (36, 80902855), (38, 76644810), (44, 66193245), (45, 64722284), (55, 52954596), (57, 51096540), (60, 48541713), (66, 44128830), (76, 38322405), (90, 32361142), (95, 30657924), (99, 29419220), (110, 26477298), (114, 25548270), (132, 22064415), (165, 17651532), (171, 17032180), (180, 16180571), (190, 15328962), (198, 14709610), (209, 13935420), (220, 13238649), (228, 12774135), (285, 10219308), (330, 8825766), (342, 8516090), (380, 7664481), (396, 7354805), (418, 6967710), (495, 5883844), (570, 5109654), (627, 4645140), (660, 4412883), (684, 4258045), (836, 3483855), (855, 3406436), (990, 2941922), (1045, 2787084), (1140, 2554827), (1254, 2322570), (1710, 1703218), (1881, 1548380), (1980, 1470961), (2090, 1393542), (2508, 1161285), (3135, 929028), (3420, 851609), (3762, 774190), (4180, 696771), (6270, 464514), (7524, 387095), (9405, 309676), (12540, 232257), (18810, 154838), (37620, 77419)]