278370720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2547

約数の個数: 144

約数和(自身を含む): 962357760

約数和(自身を除く): 683987040

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, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2447, 2528, 2844, 3160, 3555, 3792, 4740, 4894, 5688, 6320, 7110, 7341, 7584, 9480, 9788, 11376, 12235, 12640, 14220, 14682, 18960, 19576, 22023, 22752, 24470, 28440, 29364, 36705, 37920, 39152, 44046, 48940, 56880, 58728, 73410, 78304, 88092, 97880, 110115, 113760, 117456, 146820, 176184, 193313, 195760, 220230, 234912, 293640, 352368, 386626, 391520, 440460, 579939, 587280, 704736, 773252, 880920, 966565, 1159878, 1174560, 1546504, 1739817, 1761840, 1933130, 2319756, 2899695, 3093008, 3479634, 3523680, 3866260, 4639512, 5799390, 6186016, 6959268, 7732520, 8699085, 9279024, 11598780, 13918536, 15465040, 17398170, 18558048, 23197560, 27837072, 30930080, 34796340, 46395120, 55674144, 69592680, 92790240, 139185360, 278370720]

約数ペア:

[(1, 278370720), (2, 139185360), (3, 92790240), (4, 69592680), (5, 55674144), (6, 46395120), (8, 34796340), (9, 30930080), (10, 27837072), (12, 23197560), (15, 18558048), (16, 17398170), (18, 15465040), (20, 13918536), (24, 11598780), (30, 9279024), (32, 8699085), (36, 7732520), (40, 6959268), (45, 6186016), (48, 5799390), (60, 4639512), (72, 3866260), (79, 3523680), (80, 3479634), (90, 3093008), (96, 2899695), (120, 2319756), (144, 1933130), (158, 1761840), (160, 1739817), (180, 1546504), (237, 1174560), (240, 1159878), (288, 966565), (316, 880920), (360, 773252), (395, 704736), (474, 587280), (480, 579939), (632, 440460), (711, 391520), (720, 386626), (790, 352368), (948, 293640), (1185, 234912), (1264, 220230), (1422, 195760), (1440, 193313), (1580, 176184), (1896, 146820), (2370, 117456), (2447, 113760), (2528, 110115), (2844, 97880), (3160, 88092), (3555, 78304), (3792, 73410), (4740, 58728), (4894, 56880), (5688, 48940), (6320, 44046), (7110, 39152), (7341, 37920), (7584, 36705), (9480, 29364), (9788, 28440), (11376, 24470), (12235, 22752), (12640, 22023), (14220, 19576), (14682, 18960)]