128658150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 362796720

約数和(自身を除く): 234138570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 61, 75, 86, 90, 109, 122, 129, 150, 183, 215, 218, 225, 258, 305, 327, 366, 387, 430, 450, 545, 549, 610, 645, 654, 774, 915, 981, 1075, 1090, 1098, 1290, 1525, 1635, 1830, 1935, 1962, 2150, 2623, 2725, 2745, 3050, 3225, 3270, 3870, 4575, 4687, 4905, 5246, 5450, 5490, 6450, 6649, 7869, 8175, 9150, 9374, 9675, 9810, 13115, 13298, 13725, 14061, 15738, 16350, 19350, 19947, 23435, 23607, 24525, 26230, 27450, 28122, 33245, 39345, 39894, 42183, 46870, 47214, 49050, 59841, 65575, 66490, 70305, 78690, 84366, 99735, 117175, 118035, 119682, 131150, 140610, 166225, 196725, 199470, 210915, 234350, 236070, 285907, 299205, 332450, 351525, 393450, 421830, 498675, 571814, 590175, 598410, 703050, 857721, 997350, 1054575, 1180350, 1429535, 1496025, 1715442, 2109150, 2573163, 2859070, 2992050, 4288605, 5146326, 7147675, 8577210, 12865815, 14295350, 21443025, 25731630, 42886050, 64329075, 128658150]

約数ペア:

[(1, 128658150), (2, 64329075), (3, 42886050), (5, 25731630), (6, 21443025), (9, 14295350), (10, 12865815), (15, 8577210), (18, 7147675), (25, 5146326), (30, 4288605), (43, 2992050), (45, 2859070), (50, 2573163), (61, 2109150), (75, 1715442), (86, 1496025), (90, 1429535), (109, 1180350), (122, 1054575), (129, 997350), (150, 857721), (183, 703050), (215, 598410), (218, 590175), (225, 571814), (258, 498675), (305, 421830), (327, 393450), (366, 351525), (387, 332450), (430, 299205), (450, 285907), (545, 236070), (549, 234350), (610, 210915), (645, 199470), (654, 196725), (774, 166225), (915, 140610), (981, 131150), (1075, 119682), (1090, 118035), (1098, 117175), (1290, 99735), (1525, 84366), (1635, 78690), (1830, 70305), (1935, 66490), (1962, 65575), (2150, 59841), (2623, 49050), (2725, 47214), (2745, 46870), (3050, 42183), (3225, 39894), (3270, 39345), (3870, 33245), (4575, 28122), (4687, 27450), (4905, 26230), (5246, 24525), (5450, 23607), (5490, 23435), (6450, 19947), (6649, 19350), (7869, 16350), (8175, 15738), (9150, 14061), (9374, 13725), (9675, 13298), (9810, 13115)]