55425780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 181621440

約数和(自身を除く): 126195660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 170, 177, 180, 204, 236, 255, 295, 306, 307, 340, 354, 510, 531, 590, 612, 614, 708, 765, 885, 921, 1003, 1020, 1062, 1180, 1228, 1530, 1535, 1770, 1842, 2006, 2124, 2655, 2763, 3009, 3060, 3070, 3540, 3684, 4012, 4605, 5015, 5219, 5310, 5526, 6018, 6140, 9027, 9210, 10030, 10438, 10620, 11052, 12036, 13815, 15045, 15657, 18054, 18113, 18420, 20060, 20876, 26095, 27630, 30090, 31314, 36108, 36226, 45135, 46971, 52190, 54339, 55260, 60180, 62628, 72452, 78285, 90270, 90565, 93942, 104380, 108678, 156570, 163017, 180540, 181130, 187884, 217356, 234855, 271695, 307921, 313140, 326034, 362260, 469710, 543390, 615842, 652068, 815085, 923763, 939420, 1086780, 1231684, 1539605, 1630170, 1847526, 2771289, 3079210, 3260340, 3695052, 4618815, 5542578, 6158420, 9237630, 11085156, 13856445, 18475260, 27712890, 55425780]

約数ペア:

[(1, 55425780), (2, 27712890), (3, 18475260), (4, 13856445), (5, 11085156), (6, 9237630), (9, 6158420), (10, 5542578), (12, 4618815), (15, 3695052), (17, 3260340), (18, 3079210), (20, 2771289), (30, 1847526), (34, 1630170), (36, 1539605), (45, 1231684), (51, 1086780), (59, 939420), (60, 923763), (68, 815085), (85, 652068), (90, 615842), (102, 543390), (118, 469710), (153, 362260), (170, 326034), (177, 313140), (180, 307921), (204, 271695), (236, 234855), (255, 217356), (295, 187884), (306, 181130), (307, 180540), (340, 163017), (354, 156570), (510, 108678), (531, 104380), (590, 93942), (612, 90565), (614, 90270), (708, 78285), (765, 72452), (885, 62628), (921, 60180), (1003, 55260), (1020, 54339), (1062, 52190), (1180, 46971), (1228, 45135), (1530, 36226), (1535, 36108), (1770, 31314), (1842, 30090), (2006, 27630), (2124, 26095), (2655, 20876), (2763, 20060), (3009, 18420), (3060, 18113), (3070, 18054), (3540, 15657), (3684, 15045), (4012, 13815), (4605, 12036), (5015, 11052), (5219, 10620), (5310, 10438), (5526, 10030), (6018, 9210), (6140, 9027)]