201888225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 463017984

約数和(自身を除く): 261129759

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 43, 45, 55, 63, 75, 77, 99, 105, 129, 165, 175, 215, 225, 231, 271, 275, 301, 315, 385, 387, 473, 495, 525, 645, 693, 813, 825, 903, 1075, 1155, 1355, 1419, 1505, 1575, 1897, 1925, 1935, 2365, 2439, 2475, 2709, 2981, 3225, 3311, 3465, 4065, 4257, 4515, 5691, 5775, 6775, 7095, 7525, 8943, 9485, 9675, 9933, 11653, 11825, 12195, 13545, 14905, 16555, 17073, 17325, 20325, 20867, 21285, 22575, 26829, 28455, 29799, 34959, 35475, 44715, 47425, 49665, 58265, 60975, 62601, 67725, 74525, 81571, 82775, 85365, 104335, 104877, 106425, 128183, 134145, 142275, 148995, 174795, 187803, 223575, 244713, 248325, 291325, 313005, 384549, 407855, 426825, 521675, 524385, 640915, 670725, 734139, 744975, 873975, 897281, 939015, 1153647, 1223565, 1565025, 1922745, 2039275, 2621925, 2691843, 3204575, 3670695, 4486405, 4695075, 5768235, 6117825, 8075529, 9613725, 13459215, 18353475, 22432025, 28841175, 40377645, 67296075, 201888225]

約数ペア:

[(1, 201888225), (3, 67296075), (5, 40377645), (7, 28841175), (9, 22432025), (11, 18353475), (15, 13459215), (21, 9613725), (25, 8075529), (33, 6117825), (35, 5768235), (43, 4695075), (45, 4486405), (55, 3670695), (63, 3204575), (75, 2691843), (77, 2621925), (99, 2039275), (105, 1922745), (129, 1565025), (165, 1223565), (175, 1153647), (215, 939015), (225, 897281), (231, 873975), (271, 744975), (275, 734139), (301, 670725), (315, 640915), (385, 524385), (387, 521675), (473, 426825), (495, 407855), (525, 384549), (645, 313005), (693, 291325), (813, 248325), (825, 244713), (903, 223575), (1075, 187803), (1155, 174795), (1355, 148995), (1419, 142275), (1505, 134145), (1575, 128183), (1897, 106425), (1925, 104877), (1935, 104335), (2365, 85365), (2439, 82775), (2475, 81571), (2709, 74525), (2981, 67725), (3225, 62601), (3311, 60975), (3465, 58265), (4065, 49665), (4257, 47425), (4515, 44715), (5691, 35475), (5775, 34959), (6775, 29799), (7095, 28455), (7525, 26829), (8943, 22575), (9485, 21285), (9675, 20867), (9933, 20325), (11653, 17325), (11825, 17073), (12195, 16555), (13545, 14905)]