141889140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 461719440

約数和(自身を除く): 319830300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 89, 90, 102, 153, 170, 178, 180, 204, 255, 267, 306, 340, 356, 445, 510, 521, 534, 612, 765, 801, 890, 1020, 1042, 1068, 1335, 1513, 1530, 1563, 1602, 1780, 2084, 2605, 2670, 3026, 3060, 3126, 3204, 4005, 4539, 4689, 5210, 5340, 6052, 6252, 7565, 7815, 8010, 8857, 9078, 9378, 10420, 13617, 15130, 15630, 16020, 17714, 18156, 18756, 22695, 23445, 26571, 27234, 30260, 31260, 35428, 44285, 45390, 46369, 46890, 53142, 54468, 68085, 79713, 88570, 90780, 92738, 93780, 106284, 132855, 136170, 139107, 159426, 177140, 185476, 231845, 265710, 272340, 278214, 318852, 398565, 417321, 463690, 531420, 556428, 695535, 788273, 797130, 834642, 927380, 1391070, 1576546, 1594260, 1669284, 2086605, 2364819, 2782140, 3153092, 3941365, 4173210, 4729638, 7094457, 7882730, 8346420, 9459276, 11824095, 14188914, 15765460, 23648190, 28377828, 35472285, 47296380, 70944570, 141889140]

約数ペア:

[(1, 141889140), (2, 70944570), (3, 47296380), (4, 35472285), (5, 28377828), (6, 23648190), (9, 15765460), (10, 14188914), (12, 11824095), (15, 9459276), (17, 8346420), (18, 7882730), (20, 7094457), (30, 4729638), (34, 4173210), (36, 3941365), (45, 3153092), (51, 2782140), (60, 2364819), (68, 2086605), (85, 1669284), (89, 1594260), (90, 1576546), (102, 1391070), (153, 927380), (170, 834642), (178, 797130), (180, 788273), (204, 695535), (255, 556428), (267, 531420), (306, 463690), (340, 417321), (356, 398565), (445, 318852), (510, 278214), (521, 272340), (534, 265710), (612, 231845), (765, 185476), (801, 177140), (890, 159426), (1020, 139107), (1042, 136170), (1068, 132855), (1335, 106284), (1513, 93780), (1530, 92738), (1563, 90780), (1602, 88570), (1780, 79713), (2084, 68085), (2605, 54468), (2670, 53142), (3026, 46890), (3060, 46369), (3126, 45390), (3204, 44285), (4005, 35428), (4539, 31260), (4689, 30260), (5210, 27234), (5340, 26571), (6052, 23445), (6252, 22695), (7565, 18756), (7815, 18156), (8010, 17714), (8857, 16020), (9078, 15630), (9378, 15130), (10420, 13617)]