4220228925

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 144

約数和(自身を含む): 8600907840

約数和(自身を除く): 4380678915

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 121, 135, 163, 165, 225, 275, 297, 317, 363, 489, 495, 605, 675, 815, 825, 951, 1089, 1467, 1485, 1585, 1793, 1815, 2445, 2475, 2853, 3025, 3267, 3487, 4075, 4401, 4755, 5379, 5445, 7335, 7425, 7925, 8559, 8965, 9075, 10461, 12225, 14265, 16137, 16335, 17435, 19723, 22005, 23775, 26895, 27225, 31383, 36675, 38357, 42795, 44825, 48411, 51671, 52305, 59169, 71325, 80685, 81675, 87175, 94149, 98615, 110025, 115071, 134475, 155013, 156915, 177507, 191785, 213975, 242055, 258355, 261525, 295845, 345213, 403425, 465039, 470745, 493075, 532521, 568381, 575355, 775065, 784575, 887535, 958925, 1035639, 1210275, 1291775, 1395117, 1479225, 1705143, 1726065, 2325195, 2353725, 2662605, 2841905, 2876775, 3875325, 4437675, 5115429, 5178195, 6252191, 6975585, 8525715, 8630325, 11625975, 13313025, 14209525, 15346287, 18756573, 25577145, 25890975, 31260955, 34877925, 42628575, 56269719, 76731435, 93782865, 127885725, 156304775, 168809157, 281348595, 383657175, 468914325, 844045785, 1406742975, 4220228925]

約数ペア:

[(1, 4220228925), (3, 1406742975), (5, 844045785), (9, 468914325), (11, 383657175), (15, 281348595), (25, 168809157), (27, 156304775), (33, 127885725), (45, 93782865), (55, 76731435), (75, 56269719), (99, 42628575), (121, 34877925), (135, 31260955), (163, 25890975), (165, 25577145), (225, 18756573), (275, 15346287), (297, 14209525), (317, 13313025), (363, 11625975), (489, 8630325), (495, 8525715), (605, 6975585), (675, 6252191), (815, 5178195), (825, 5115429), (951, 4437675), (1089, 3875325), (1467, 2876775), (1485, 2841905), (1585, 2662605), (1793, 2353725), (1815, 2325195), (2445, 1726065), (2475, 1705143), (2853, 1479225), (3025, 1395117), (3267, 1291775), (3487, 1210275), (4075, 1035639), (4401, 958925), (4755, 887535), (5379, 784575), (5445, 775065), (7335, 575355), (7425, 568381), (7925, 532521), (8559, 493075), (8965, 470745), (9075, 465039), (10461, 403425), (12225, 345213), (14265, 295845), (16137, 261525), (16335, 258355), (17435, 242055), (19723, 213975), (22005, 191785), (23775, 177507), (26895, 156915), (27225, 155013), (31383, 134475), (36675, 115071), (38357, 110025), (42795, 98615), (44825, 94149), (48411, 87175), (51671, 81675), (52305, 80685), (59169, 71325)]