781640892

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{31151}}^1$

素因数の和:31219

約数の個数: 72

約数和(自身を含む): 2143132992

約数和(自身を除く): 1361492100

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 41, 51, 68, 82, 102, 123, 153, 164, 204, 246, 306, 369, 492, 612, 697, 738, 1394, 1476, 2091, 2788, 4182, 6273, 8364, 12546, 25092, 31151, 62302, 93453, 124604, 186906, 280359, 373812, 529567, 560718, 1059134, 1121436, 1277191, 1588701, 2118268, 2554382, 3177402, 3831573, 4766103, 5108764, 6354804, 7663146, 9532206, 11494719, 15326292, 19064412, 21712247, 22989438, 43424494, 45978876, 65136741, 86848988, 130273482, 195410223, 260546964, 390820446, 781640892]

約数ペア:

[(1, 781640892), (2, 390820446), (3, 260546964), (4, 195410223), (6, 130273482), (9, 86848988), (12, 65136741), (17, 45978876), (18, 43424494), (34, 22989438), (36, 21712247), (41, 19064412), (51, 15326292), (68, 11494719), (82, 9532206), (102, 7663146), (123, 6354804), (153, 5108764), (164, 4766103), (204, 3831573), (246, 3177402), (306, 2554382), (369, 2118268), (492, 1588701), (612, 1277191), (697, 1121436), (738, 1059134), (1394, 560718), (1476, 529567), (2091, 373812), (2788, 280359), (4182, 186906), (6273, 124604), (8364, 93453), (12546, 62302), (25092, 31151)]