72279704

素因数分解:

$2^3\times 7^4\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 163354320

約数和(自身を除く): 91074616

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 71, 98, 106, 142, 196, 212, 284, 343, 371, 392, 424, 497, 568, 686, 742, 994, 1372, 1484, 1988, 2401, 2597, 2744, 2968, 3479, 3763, 3976, 4802, 5194, 6958, 7526, 9604, 10388, 13916, 15052, 18179, 19208, 20776, 24353, 26341, 27832, 30104, 36358, 48706, 52682, 72716, 97412, 105364, 127253, 145432, 170471, 184387, 194824, 210728, 254506, 340942, 368774, 509012, 681884, 737548, 1018024, 1290709, 1363768, 1475096, 2581418, 5162836, 9034963, 10325672, 18069926, 36139852, 72279704]

約数ペア:

[(1, 72279704), (2, 36139852), (4, 18069926), (7, 10325672), (8, 9034963), (14, 5162836), (28, 2581418), (49, 1475096), (53, 1363768), (56, 1290709), (71, 1018024), (98, 737548), (106, 681884), (142, 509012), (196, 368774), (212, 340942), (284, 254506), (343, 210728), (371, 194824), (392, 184387), (424, 170471), (497, 145432), (568, 127253), (686, 105364), (742, 97412), (994, 72716), (1372, 52682), (1484, 48706), (1988, 36358), (2401, 30104), (2597, 27832), (2744, 26341), (2968, 24353), (3479, 20776), (3763, 19208), (3976, 18179), (4802, 15052), (5194, 13916), (6958, 10388), (7526, 9604)]