61654740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 204466752

約数和(自身を除く): 142812012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 67, 70, 84, 98, 105, 134, 140, 147, 196, 201, 210, 245, 268, 294, 313, 335, 402, 420, 469, 490, 588, 626, 670, 735, 804, 938, 939, 980, 1005, 1252, 1340, 1407, 1470, 1565, 1876, 1878, 2010, 2191, 2345, 2814, 2940, 3130, 3283, 3756, 4020, 4382, 4690, 4695, 5628, 6260, 6566, 6573, 7035, 8764, 9380, 9390, 9849, 10955, 13132, 13146, 14070, 15337, 16415, 18780, 19698, 20971, 21910, 26292, 28140, 30674, 32830, 32865, 39396, 41942, 43820, 46011, 49245, 61348, 62913, 65660, 65730, 76685, 83884, 92022, 98490, 104855, 125826, 131460, 146797, 153370, 184044, 196980, 209710, 230055, 251652, 293594, 306740, 314565, 419420, 440391, 460110, 587188, 629130, 733985, 880782, 920220, 1027579, 1258260, 1467970, 1761564, 2055158, 2201955, 2935940, 3082737, 4110316, 4403910, 5137895, 6165474, 8807820, 10275790, 12330948, 15413685, 20551580, 30827370, 61654740]

約数ペア:

[(1, 61654740), (2, 30827370), (3, 20551580), (4, 15413685), (5, 12330948), (6, 10275790), (7, 8807820), (10, 6165474), (12, 5137895), (14, 4403910), (15, 4110316), (20, 3082737), (21, 2935940), (28, 2201955), (30, 2055158), (35, 1761564), (42, 1467970), (49, 1258260), (60, 1027579), (67, 920220), (70, 880782), (84, 733985), (98, 629130), (105, 587188), (134, 460110), (140, 440391), (147, 419420), (196, 314565), (201, 306740), (210, 293594), (245, 251652), (268, 230055), (294, 209710), (313, 196980), (335, 184044), (402, 153370), (420, 146797), (469, 131460), (490, 125826), (588, 104855), (626, 98490), (670, 92022), (735, 83884), (804, 76685), (938, 65730), (939, 65660), (980, 62913), (1005, 61348), (1252, 49245), (1340, 46011), (1407, 43820), (1470, 41942), (1565, 39396), (1876, 32865), (1878, 32830), (2010, 30674), (2191, 28140), (2345, 26292), (2814, 21910), (2940, 20971), (3130, 19698), (3283, 18780), (3756, 16415), (4020, 15337), (4382, 14070), (4690, 13146), (4695, 13132), (5628, 10955), (6260, 9849), (6566, 9390), (6573, 9380), (7035, 8764)]