245638260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1582

約数の個数: 144

約数和(自身を含む): 858364416

約数和(自身を除く): 612726156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 252, 274, 315, 411, 420, 548, 630, 685, 822, 959, 1233, 1260, 1370, 1423, 1644, 1918, 2055, 2466, 2740, 2846, 2877, 3836, 4110, 4269, 4795, 4932, 5692, 5754, 6165, 7115, 8220, 8538, 8631, 9590, 9961, 11508, 12330, 12807, 14230, 14385, 17076, 17262, 19180, 19922, 21345, 24660, 25614, 28460, 28770, 29883, 34524, 39844, 42690, 43155, 49805, 51228, 57540, 59766, 64035, 85380, 86310, 89649, 99610, 119532, 128070, 149415, 172620, 179298, 194951, 199220, 256140, 298830, 358596, 389902, 448245, 584853, 597660, 779804, 896490, 974755, 1169706, 1364657, 1754559, 1792980, 1949510, 2339412, 2729314, 2924265, 3509118, 3899020, 4093971, 5458628, 5848530, 6823285, 7018236, 8187942, 8772795, 11697060, 12281913, 13646570, 16375884, 17545590, 20469855, 24563826, 27293140, 35091180, 40939710, 49127652, 61409565, 81879420, 122819130, 245638260]

約数ペア:

[(1, 245638260), (2, 122819130), (3, 81879420), (4, 61409565), (5, 49127652), (6, 40939710), (7, 35091180), (9, 27293140), (10, 24563826), (12, 20469855), (14, 17545590), (15, 16375884), (18, 13646570), (20, 12281913), (21, 11697060), (28, 8772795), (30, 8187942), (35, 7018236), (36, 6823285), (42, 5848530), (45, 5458628), (60, 4093971), (63, 3899020), (70, 3509118), (84, 2924265), (90, 2729314), (105, 2339412), (126, 1949510), (137, 1792980), (140, 1754559), (180, 1364657), (210, 1169706), (252, 974755), (274, 896490), (315, 779804), (411, 597660), (420, 584853), (548, 448245), (630, 389902), (685, 358596), (822, 298830), (959, 256140), (1233, 199220), (1260, 194951), (1370, 179298), (1423, 172620), (1644, 149415), (1918, 128070), (2055, 119532), (2466, 99610), (2740, 89649), (2846, 86310), (2877, 85380), (3836, 64035), (4110, 59766), (4269, 57540), (4795, 51228), (4932, 49805), (5692, 43155), (5754, 42690), (6165, 39844), (7115, 34524), (8220, 29883), (8538, 28770), (8631, 28460), (9590, 25614), (9961, 24660), (11508, 21345), (12330, 19922), (12807, 19180), (14230, 17262), (14385, 17076)]