74399220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 260402688

約数和(自身を除く): 186003468

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, 431, 548, 630, 685, 822, 862, 959, 1233, 1260, 1293, 1370, 1644, 1724, 1918, 2055, 2155, 2466, 2586, 2740, 2877, 3017, 3836, 3879, 4110, 4310, 4795, 4932, 5172, 5754, 6034, 6165, 6465, 7758, 8220, 8620, 8631, 9051, 9590, 11508, 12068, 12330, 12930, 14385, 15085, 15516, 17262, 18102, 19180, 19395, 24660, 25860, 27153, 28770, 30170, 34524, 36204, 38790, 43155, 45255, 54306, 57540, 59047, 60340, 77580, 86310, 90510, 108612, 118094, 135765, 172620, 177141, 181020, 236188, 271530, 295235, 354282, 413329, 531423, 543060, 590470, 708564, 826658, 885705, 1062846, 1180940, 1239987, 1653316, 1771410, 2066645, 2125692, 2479974, 2657115, 3542820, 3719961, 4133290, 4959948, 5314230, 6199935, 7439922, 8266580, 10628460, 12399870, 14879844, 18599805, 24799740, 37199610, 74399220]

約数ペア:

[(1, 74399220), (2, 37199610), (3, 24799740), (4, 18599805), (5, 14879844), (6, 12399870), (7, 10628460), (9, 8266580), (10, 7439922), (12, 6199935), (14, 5314230), (15, 4959948), (18, 4133290), (20, 3719961), (21, 3542820), (28, 2657115), (30, 2479974), (35, 2125692), (36, 2066645), (42, 1771410), (45, 1653316), (60, 1239987), (63, 1180940), (70, 1062846), (84, 885705), (90, 826658), (105, 708564), (126, 590470), (137, 543060), (140, 531423), (180, 413329), (210, 354282), (252, 295235), (274, 271530), (315, 236188), (411, 181020), (420, 177141), (431, 172620), (548, 135765), (630, 118094), (685, 108612), (822, 90510), (862, 86310), (959, 77580), (1233, 60340), (1260, 59047), (1293, 57540), (1370, 54306), (1644, 45255), (1724, 43155), (1918, 38790), (2055, 36204), (2155, 34524), (2466, 30170), (2586, 28770), (2740, 27153), (2877, 25860), (3017, 24660), (3836, 19395), (3879, 19180), (4110, 18102), (4310, 17262), (4795, 15516), (4932, 15085), (5172, 14385), (5754, 12930), (6034, 12330), (6165, 12068), (6465, 11508), (7758, 9590), (8220, 9051), (8620, 8631)]