82880840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 225504000

約数和(自身を除く): 142623160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 59, 70, 116, 118, 140, 145, 173, 203, 232, 236, 280, 290, 295, 346, 406, 413, 472, 580, 590, 692, 812, 826, 865, 1015, 1160, 1180, 1211, 1384, 1624, 1652, 1711, 1730, 2030, 2065, 2360, 2422, 3304, 3422, 3460, 4060, 4130, 4844, 5017, 6055, 6844, 6920, 8120, 8260, 8555, 9688, 10034, 10207, 11977, 12110, 13688, 16520, 17110, 20068, 20414, 23954, 24220, 25085, 34220, 35119, 40136, 40828, 47908, 48440, 50170, 51035, 59885, 68440, 70238, 71449, 81656, 95816, 100340, 102070, 119770, 140476, 142898, 175595, 200680, 204140, 239540, 280952, 285796, 296003, 351190, 357245, 408280, 479080, 571592, 592006, 702380, 714490, 1184012, 1404760, 1428980, 1480015, 2072021, 2368024, 2857960, 2960030, 4144042, 5920060, 8288084, 10360105, 11840120, 16576168, 20720210, 41440420, 82880840]

約数ペア:

[(1, 82880840), (2, 41440420), (4, 20720210), (5, 16576168), (7, 11840120), (8, 10360105), (10, 8288084), (14, 5920060), (20, 4144042), (28, 2960030), (29, 2857960), (35, 2368024), (40, 2072021), (56, 1480015), (58, 1428980), (59, 1404760), (70, 1184012), (116, 714490), (118, 702380), (140, 592006), (145, 571592), (173, 479080), (203, 408280), (232, 357245), (236, 351190), (280, 296003), (290, 285796), (295, 280952), (346, 239540), (406, 204140), (413, 200680), (472, 175595), (580, 142898), (590, 140476), (692, 119770), (812, 102070), (826, 100340), (865, 95816), (1015, 81656), (1160, 71449), (1180, 70238), (1211, 68440), (1384, 59885), (1624, 51035), (1652, 50170), (1711, 48440), (1730, 47908), (2030, 40828), (2065, 40136), (2360, 35119), (2422, 34220), (3304, 25085), (3422, 24220), (3460, 23954), (4060, 20414), (4130, 20068), (4844, 17110), (5017, 16520), (6055, 13688), (6844, 12110), (6920, 11977), (8120, 10207), (8260, 10034), (8555, 9688)]