998370720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{857}}^1$

素因数の和:1687

約数の個数: 144

約数和(自身を含む): 3415131720

約数和(自身を除く): 2416761000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 809, 857, 1440, 1618, 1714, 2427, 2571, 3236, 3428, 4045, 4285, 4854, 5142, 6472, 6856, 7281, 7713, 8090, 8570, 9708, 10284, 12135, 12855, 12944, 13712, 14562, 15426, 16180, 17140, 19416, 20568, 24270, 25710, 25888, 27424, 29124, 30852, 32360, 34280, 36405, 38565, 38832, 41136, 48540, 51420, 58248, 61704, 64720, 68560, 72810, 77130, 77664, 82272, 97080, 102840, 116496, 123408, 129440, 137120, 145620, 154260, 194160, 205680, 232992, 246816, 291240, 308520, 388320, 411360, 582480, 617040, 693313, 1164960, 1234080, 1386626, 2079939, 2773252, 3466565, 4159878, 5546504, 6239817, 6933130, 8319756, 10399695, 11093008, 12479634, 13866260, 16639512, 20799390, 22186016, 24959268, 27732520, 31199085, 33279024, 41598780, 49918536, 55465040, 62398170, 66558048, 83197560, 99837072, 110930080, 124796340, 166395120, 199674144, 249592680, 332790240, 499185360, 998370720]

約数ペア:

[(1, 998370720), (2, 499185360), (3, 332790240), (4, 249592680), (5, 199674144), (6, 166395120), (8, 124796340), (9, 110930080), (10, 99837072), (12, 83197560), (15, 66558048), (16, 62398170), (18, 55465040), (20, 49918536), (24, 41598780), (30, 33279024), (32, 31199085), (36, 27732520), (40, 24959268), (45, 22186016), (48, 20799390), (60, 16639512), (72, 13866260), (80, 12479634), (90, 11093008), (96, 10399695), (120, 8319756), (144, 6933130), (160, 6239817), (180, 5546504), (240, 4159878), (288, 3466565), (360, 2773252), (480, 2079939), (720, 1386626), (809, 1234080), (857, 1164960), (1440, 693313), (1618, 617040), (1714, 582480), (2427, 411360), (2571, 388320), (3236, 308520), (3428, 291240), (4045, 246816), (4285, 232992), (4854, 205680), (5142, 194160), (6472, 154260), (6856, 145620), (7281, 137120), (7713, 129440), (8090, 123408), (8570, 116496), (9708, 102840), (10284, 97080), (12135, 82272), (12855, 77664), (12944, 77130), (13712, 72810), (14562, 68560), (15426, 64720), (16180, 61704), (17140, 58248), (19416, 51420), (20568, 48540), (24270, 41136), (25710, 38832), (25888, 38565), (27424, 36405), (29124, 34280), (30852, 32360)]