907452920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:286

約数の個数: 192

約数和(自身を含む): 2444191200

約数和(自身を除く): 1536738280

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 29, 38, 40, 44, 55, 58, 76, 88, 95, 110, 116, 145, 152, 190, 197, 209, 220, 232, 290, 319, 361, 380, 394, 418, 440, 551, 580, 638, 722, 760, 788, 836, 985, 1045, 1102, 1160, 1276, 1444, 1576, 1595, 1672, 1805, 1970, 2090, 2167, 2204, 2552, 2755, 2888, 3190, 3610, 3743, 3940, 3971, 4180, 4334, 4408, 5510, 5713, 6061, 6380, 7220, 7486, 7880, 7942, 8360, 8668, 10469, 10835, 11020, 11426, 12122, 12760, 14440, 14972, 15884, 17336, 18715, 19855, 20938, 21670, 22040, 22852, 24244, 28565, 29944, 30305, 31768, 37430, 39710, 41173, 41876, 43340, 45704, 48488, 52345, 57130, 60610, 62843, 71117, 74860, 79420, 82346, 83752, 86680, 104690, 108547, 114260, 115159, 121220, 125686, 142234, 149720, 158840, 164692, 205865, 209380, 217094, 228520, 230318, 242440, 251372, 284468, 314215, 329384, 355585, 411730, 418760, 434188, 460636, 502744, 542735, 568936, 575795, 628430, 711170, 782287, 823460, 868376, 921272, 1085470, 1151590, 1194017, 1256860, 1422340, 1564574, 1646920, 2062393, 2170940, 2303180, 2388034, 2513720, 2844680, 3129148, 3911435, 4124786, 4341880, 4606360, 4776068, 5970085, 6258296, 7822870, 8249572, 9552136, 10311965, 11940170, 15645740, 16499144, 20623930, 22686323, 23880340, 31291480, 41247860, 45372646, 47760680, 82495720, 90745292, 113431615, 181490584, 226863230, 453726460, 907452920]

約数ペア:

[(1, 907452920), (2, 453726460), (4, 226863230), (5, 181490584), (8, 113431615), (10, 90745292), (11, 82495720), (19, 47760680), (20, 45372646), (22, 41247860), (29, 31291480), (38, 23880340), (40, 22686323), (44, 20623930), (55, 16499144), (58, 15645740), (76, 11940170), (88, 10311965), (95, 9552136), (110, 8249572), (116, 7822870), (145, 6258296), (152, 5970085), (190, 4776068), (197, 4606360), (209, 4341880), (220, 4124786), (232, 3911435), (290, 3129148), (319, 2844680), (361, 2513720), (380, 2388034), (394, 2303180), (418, 2170940), (440, 2062393), (551, 1646920), (580, 1564574), (638, 1422340), (722, 1256860), (760, 1194017), (788, 1151590), (836, 1085470), (985, 921272), (1045, 868376), (1102, 823460), (1160, 782287), (1276, 711170), (1444, 628430), (1576, 575795), (1595, 568936), (1672, 542735), (1805, 502744), (1970, 460636), (2090, 434188), (2167, 418760), (2204, 411730), (2552, 355585), (2755, 329384), (2888, 314215), (3190, 284468), (3610, 251372), (3743, 242440), (3940, 230318), (3971, 228520), (4180, 217094), (4334, 209380), (4408, 205865), (5510, 164692), (5713, 158840), (6061, 149720), (6380, 142234), (7220, 125686), (7486, 121220), (7880, 115159), (7942, 114260), (8360, 108547), (8668, 104690), (10469, 86680), (10835, 83752), (11020, 82346), (11426, 79420), (12122, 74860), (12760, 71117), (14440, 62843), (14972, 60610), (15884, 57130), (17336, 52345), (18715, 48488), (19855, 45704), (20938, 43340), (21670, 41876), (22040, 41173), (22852, 39710), (24244, 37430), (28565, 31768), (29944, 30305)]