28838700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1005

約数の個数: 144

約数和(自身を含む): 101243520

約数和(自身を除く): 72404820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 90, 99, 100, 108, 110, 132, 135, 150, 165, 180, 198, 220, 225, 270, 275, 297, 300, 330, 396, 450, 495, 540, 550, 594, 660, 675, 825, 900, 971, 990, 1100, 1188, 1350, 1485, 1650, 1942, 1980, 2475, 2700, 2913, 2970, 3300, 3884, 4855, 4950, 5826, 5940, 7425, 8739, 9710, 9900, 10681, 11652, 14565, 14850, 17478, 19420, 21362, 24275, 26217, 29130, 29700, 32043, 34956, 42724, 43695, 48550, 52434, 53405, 58260, 64086, 72825, 87390, 96129, 97100, 104868, 106810, 128172, 131085, 145650, 160215, 174780, 192258, 213620, 218475, 262170, 267025, 288387, 291300, 320430, 384516, 436950, 480645, 524340, 534050, 576774, 640860, 655425, 801075, 873900, 961290, 1068100, 1153548, 1310850, 1441935, 1602150, 1922580, 2403225, 2621700, 2883870, 3204300, 4806450, 5767740, 7209675, 9612900, 14419350, 28838700]

約数ペア:

[(1, 28838700), (2, 14419350), (3, 9612900), (4, 7209675), (5, 5767740), (6, 4806450), (9, 3204300), (10, 2883870), (11, 2621700), (12, 2403225), (15, 1922580), (18, 1602150), (20, 1441935), (22, 1310850), (25, 1153548), (27, 1068100), (30, 961290), (33, 873900), (36, 801075), (44, 655425), (45, 640860), (50, 576774), (54, 534050), (55, 524340), (60, 480645), (66, 436950), (75, 384516), (90, 320430), (99, 291300), (100, 288387), (108, 267025), (110, 262170), (132, 218475), (135, 213620), (150, 192258), (165, 174780), (180, 160215), (198, 145650), (220, 131085), (225, 128172), (270, 106810), (275, 104868), (297, 97100), (300, 96129), (330, 87390), (396, 72825), (450, 64086), (495, 58260), (540, 53405), (550, 52434), (594, 48550), (660, 43695), (675, 42724), (825, 34956), (900, 32043), (971, 29700), (990, 29130), (1100, 26217), (1188, 24275), (1350, 21362), (1485, 19420), (1650, 17478), (1942, 14850), (1980, 14565), (2475, 11652), (2700, 10681), (2913, 9900), (2970, 9710), (3300, 8739), (3884, 7425), (4855, 5940), (4950, 5826)]