71978060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{607}}^1$

素因数の和:652

約数の個数: 108

約数和(自身を含む): 193588416

約数和(自身を除く): 121610356

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 385, 484, 490, 539, 605, 607, 770, 847, 980, 1078, 1210, 1214, 1540, 1694, 2156, 2420, 2428, 2695, 3035, 3388, 4235, 4249, 5390, 5929, 6070, 6677, 8470, 8498, 10780, 11858, 12140, 13354, 16940, 16996, 21245, 23716, 26708, 29645, 29743, 33385, 42490, 46739, 59290, 59486, 66770, 73447, 84980, 93478, 118580, 118972, 133540, 146894, 148715, 186956, 233695, 293788, 297430, 327173, 367235, 467390, 514129, 594860, 654346, 734470, 934780, 1028258, 1308692, 1468940, 1635865, 2056516, 2570645, 3271730, 3598903, 5141290, 6543460, 7197806, 10282580, 14395612, 17994515, 35989030, 71978060]

約数ペア:

[(1, 71978060), (2, 35989030), (4, 17994515), (5, 14395612), (7, 10282580), (10, 7197806), (11, 6543460), (14, 5141290), (20, 3598903), (22, 3271730), (28, 2570645), (35, 2056516), (44, 1635865), (49, 1468940), (55, 1308692), (70, 1028258), (77, 934780), (98, 734470), (110, 654346), (121, 594860), (140, 514129), (154, 467390), (196, 367235), (220, 327173), (242, 297430), (245, 293788), (308, 233695), (385, 186956), (484, 148715), (490, 146894), (539, 133540), (605, 118972), (607, 118580), (770, 93478), (847, 84980), (980, 73447), (1078, 66770), (1210, 59486), (1214, 59290), (1540, 46739), (1694, 42490), (2156, 33385), (2420, 29743), (2428, 29645), (2695, 26708), (3035, 23716), (3388, 21245), (4235, 16996), (4249, 16940), (5390, 13354), (5929, 12140), (6070, 11858), (6677, 10780), (8470, 8498)]