77940450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 242573760

約数和(自身を除く): 164633310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 109, 126, 150, 175, 210, 218, 225, 227, 315, 327, 350, 450, 454, 525, 545, 630, 654, 681, 763, 981, 1050, 1090, 1135, 1362, 1526, 1575, 1589, 1635, 1962, 2043, 2270, 2289, 2725, 3150, 3178, 3270, 3405, 3815, 4086, 4578, 4767, 4905, 5450, 5675, 6810, 6867, 7630, 7945, 8175, 9534, 9810, 10215, 11350, 11445, 13734, 14301, 15890, 16350, 17025, 19075, 20430, 22890, 23835, 24525, 24743, 28602, 34050, 34335, 38150, 39725, 47670, 49050, 49486, 51075, 57225, 68670, 71505, 74229, 79450, 102150, 114450, 119175, 123715, 143010, 148458, 171675, 173201, 222687, 238350, 247430, 343350, 346402, 357525, 371145, 445374, 519603, 618575, 715050, 742290, 866005, 1039206, 1113435, 1237150, 1558809, 1732010, 1855725, 2226870, 2598015, 3117618, 3711450, 4330025, 5196030, 5567175, 7794045, 8660050, 11134350, 12990075, 15588090, 25980150, 38970225, 77940450]

約数ペア:

[(1, 77940450), (2, 38970225), (3, 25980150), (5, 15588090), (6, 12990075), (7, 11134350), (9, 8660050), (10, 7794045), (14, 5567175), (15, 5196030), (18, 4330025), (21, 3711450), (25, 3117618), (30, 2598015), (35, 2226870), (42, 1855725), (45, 1732010), (50, 1558809), (63, 1237150), (70, 1113435), (75, 1039206), (90, 866005), (105, 742290), (109, 715050), (126, 618575), (150, 519603), (175, 445374), (210, 371145), (218, 357525), (225, 346402), (227, 343350), (315, 247430), (327, 238350), (350, 222687), (450, 173201), (454, 171675), (525, 148458), (545, 143010), (630, 123715), (654, 119175), (681, 114450), (763, 102150), (981, 79450), (1050, 74229), (1090, 71505), (1135, 68670), (1362, 57225), (1526, 51075), (1575, 49486), (1589, 49050), (1635, 47670), (1962, 39725), (2043, 38150), (2270, 34335), (2289, 34050), (2725, 28602), (3150, 24743), (3178, 24525), (3270, 23835), (3405, 22890), (3815, 20430), (4086, 19075), (4578, 17025), (4767, 16350), (4905, 15890), (5450, 14301), (5675, 13734), (6810, 11445), (6867, 11350), (7630, 10215), (7945, 9810), (8175, 9534)]