318468800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 168

約数和(自身を含む): 861163632

約数和(自身を除く): 542694832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 61, 64, 65, 80, 100, 104, 122, 130, 160, 200, 208, 244, 251, 260, 305, 320, 325, 400, 416, 488, 502, 520, 610, 650, 793, 800, 832, 976, 1004, 1040, 1220, 1255, 1300, 1525, 1586, 1600, 1952, 2008, 2080, 2440, 2510, 2600, 3050, 3172, 3263, 3904, 3965, 4016, 4160, 4880, 5020, 5200, 6100, 6275, 6344, 6526, 7930, 8032, 9760, 10040, 10400, 12200, 12550, 12688, 13052, 15311, 15860, 16064, 16315, 19520, 19825, 20080, 20800, 24400, 25100, 25376, 26104, 30622, 31720, 32630, 39650, 40160, 48800, 50200, 50752, 52208, 61244, 63440, 65260, 76555, 79300, 80320, 81575, 97600, 100400, 104416, 122488, 126880, 130520, 153110, 158600, 163150, 199043, 200800, 208832, 244976, 253760, 261040, 306220, 317200, 326300, 382775, 398086, 401600, 489952, 522080, 612440, 634400, 652600, 765550, 796172, 979904, 995215, 1044160, 1224880, 1268800, 1305200, 1531100, 1592344, 1990430, 2449760, 2610400, 3062200, 3184688, 3980860, 4899520, 4976075, 5220800, 6124400, 6369376, 7961720, 9952150, 12248800, 12738752, 15923440, 19904300, 24497600, 31846880, 39808600, 63693760, 79617200, 159234400, 318468800]

約数ペア:

[(1, 318468800), (2, 159234400), (4, 79617200), (5, 63693760), (8, 39808600), (10, 31846880), (13, 24497600), (16, 19904300), (20, 15923440), (25, 12738752), (26, 12248800), (32, 9952150), (40, 7961720), (50, 6369376), (52, 6124400), (61, 5220800), (64, 4976075), (65, 4899520), (80, 3980860), (100, 3184688), (104, 3062200), (122, 2610400), (130, 2449760), (160, 1990430), (200, 1592344), (208, 1531100), (244, 1305200), (251, 1268800), (260, 1224880), (305, 1044160), (320, 995215), (325, 979904), (400, 796172), (416, 765550), (488, 652600), (502, 634400), (520, 612440), (610, 522080), (650, 489952), (793, 401600), (800, 398086), (832, 382775), (976, 326300), (1004, 317200), (1040, 306220), (1220, 261040), (1255, 253760), (1300, 244976), (1525, 208832), (1586, 200800), (1600, 199043), (1952, 163150), (2008, 158600), (2080, 153110), (2440, 130520), (2510, 126880), (2600, 122488), (3050, 104416), (3172, 100400), (3263, 97600), (3904, 81575), (3965, 80320), (4016, 79300), (4160, 76555), (4880, 65260), (5020, 63440), (5200, 61244), (6100, 52208), (6275, 50752), (6344, 50200), (6526, 48800), (7930, 40160), (8032, 39650), (9760, 32630), (10040, 31720), (10400, 30622), (12200, 26104), (12550, 25376), (12688, 25100), (13052, 24400), (15311, 20800), (15860, 20080), (16064, 19825), (16315, 19520)]