198418716

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{823}}^1$

素因数の和:1051

約数の個数: 72

約数和(自身を含む): 518589344

約数和(自身を除く): 320170628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 181, 222, 333, 362, 444, 543, 666, 724, 823, 1086, 1332, 1629, 1646, 2172, 2469, 3258, 3292, 4938, 6516, 6697, 7407, 9876, 13394, 14814, 20091, 26788, 29628, 30451, 40182, 60273, 60902, 80364, 91353, 120546, 121804, 148963, 182706, 241092, 274059, 297926, 365412, 446889, 548118, 595852, 893778, 1096236, 1340667, 1787556, 2681334, 5362668, 5511631, 11023262, 16534893, 22046524, 33069786, 49604679, 66139572, 99209358, 198418716]

約数ペア:

[(1, 198418716), (2, 99209358), (3, 66139572), (4, 49604679), (6, 33069786), (9, 22046524), (12, 16534893), (18, 11023262), (36, 5511631), (37, 5362668), (74, 2681334), (111, 1787556), (148, 1340667), (181, 1096236), (222, 893778), (333, 595852), (362, 548118), (444, 446889), (543, 365412), (666, 297926), (724, 274059), (823, 241092), (1086, 182706), (1332, 148963), (1629, 121804), (1646, 120546), (2172, 91353), (2469, 80364), (3258, 60902), (3292, 60273), (4938, 40182), (6516, 30451), (6697, 29628), (7407, 26788), (9876, 20091), (13394, 14814)]