40220460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 141051456

約数和(自身を除く): 100830996

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, 233, 252, 274, 315, 411, 420, 466, 548, 630, 685, 699, 822, 932, 959, 1165, 1233, 1260, 1370, 1398, 1631, 1644, 1918, 2055, 2097, 2330, 2466, 2740, 2796, 2877, 3262, 3495, 3836, 4110, 4194, 4660, 4795, 4893, 4932, 5754, 6165, 6524, 6990, 8155, 8220, 8388, 8631, 9590, 9786, 10485, 11508, 12330, 13980, 14385, 14679, 16310, 17262, 19180, 19572, 20970, 24465, 24660, 28770, 29358, 31921, 32620, 34524, 41940, 43155, 48930, 57540, 58716, 63842, 73395, 86310, 95763, 97860, 127684, 146790, 159605, 172620, 191526, 223447, 287289, 293580, 319210, 383052, 446894, 478815, 574578, 638420, 670341, 893788, 957630, 1117235, 1149156, 1340682, 1436445, 1915260, 2011023, 2234470, 2681364, 2872890, 3351705, 4022046, 4468940, 5745780, 6703410, 8044092, 10055115, 13406820, 20110230, 40220460]

約数ペア:

[(1, 40220460), (2, 20110230), (3, 13406820), (4, 10055115), (5, 8044092), (6, 6703410), (7, 5745780), (9, 4468940), (10, 4022046), (12, 3351705), (14, 2872890), (15, 2681364), (18, 2234470), (20, 2011023), (21, 1915260), (28, 1436445), (30, 1340682), (35, 1149156), (36, 1117235), (42, 957630), (45, 893788), (60, 670341), (63, 638420), (70, 574578), (84, 478815), (90, 446894), (105, 383052), (126, 319210), (137, 293580), (140, 287289), (180, 223447), (210, 191526), (233, 172620), (252, 159605), (274, 146790), (315, 127684), (411, 97860), (420, 95763), (466, 86310), (548, 73395), (630, 63842), (685, 58716), (699, 57540), (822, 48930), (932, 43155), (959, 41940), (1165, 34524), (1233, 32620), (1260, 31921), (1370, 29358), (1398, 28770), (1631, 24660), (1644, 24465), (1918, 20970), (2055, 19572), (2097, 19180), (2330, 17262), (2466, 16310), (2740, 14679), (2796, 14385), (2877, 13980), (3262, 12330), (3495, 11508), (3836, 10485), (4110, 9786), (4194, 9590), (4660, 8631), (4795, 8388), (4893, 8220), (4932, 8155), (5754, 6990), (6165, 6524)]