1640245680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2351}}^1$

素因数の和:2409

約数の個数: 320

約数和(自身を含む): 6299596800

約数和(自身を除く): 4659351120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 45, 48, 51, 54, 57, 60, 68, 72, 76, 80, 85, 90, 95, 102, 108, 114, 120, 135, 136, 144, 152, 153, 170, 171, 180, 190, 204, 216, 228, 240, 255, 270, 272, 285, 304, 306, 323, 340, 342, 360, 380, 408, 432, 456, 459, 510, 513, 540, 570, 612, 646, 680, 684, 720, 760, 765, 816, 855, 912, 918, 969, 1020, 1026, 1080, 1140, 1224, 1292, 1360, 1368, 1520, 1530, 1615, 1710, 1836, 1938, 2040, 2052, 2160, 2280, 2295, 2351, 2448, 2565, 2584, 2736, 2907, 3060, 3230, 3420, 3672, 3876, 4080, 4104, 4560, 4590, 4702, 4845, 5130, 5168, 5814, 6120, 6460, 6840, 7053, 7344, 7752, 8208, 8721, 9180, 9404, 9690, 10260, 11628, 11755, 12240, 12920, 13680, 14106, 14535, 15504, 17442, 18360, 18808, 19380, 20520, 21159, 23256, 23510, 25840, 28212, 29070, 34884, 35265, 36720, 37616, 38760, 39967, 41040, 42318, 43605, 44669, 46512, 47020, 56424, 58140, 63477, 69768, 70530, 77520, 79934, 84636, 87210, 89338, 94040, 105795, 112848, 116280, 119901, 126954, 134007, 139536, 141060, 159868, 169272, 174420, 178676, 188080, 199835, 211590, 223345, 232560, 239802, 253908, 268014, 282120, 317385, 319736, 338544, 348840, 357352, 359703, 399670, 402021, 423180, 446690, 479604, 507816, 536028, 564240, 599505, 634770, 639472, 670035, 697680, 714704, 719406, 759373, 799340, 804042, 846360, 893380, 959208, 1015632, 1072056, 1079109, 1199010, 1206063, 1269540, 1340070, 1438812, 1518746, 1598680, 1608084, 1692720, 1786760, 1798515, 1918416, 2010105, 2144112, 2158218, 2278119, 2398020, 2412126, 2539080, 2680140, 2877624, 3037492, 3197360, 3216168, 3573520, 3597030, 3796865, 4020210, 4316436, 4556238, 4796040, 4824252, 5078160, 5360280, 5395545, 5755248, 6030315, 6074984, 6432336, 6834357, 7194060, 7593730, 8040420, 8632872, 9112476, 9592080, 9648504, 10720560, 10791090, 11390595, 12060630, 12149968, 13668714, 14388120, 15187460, 16080840, 17265744, 18224952, 19297008, 20503071, 21582180, 22781190, 24121260, 27337428, 28776240, 30374920, 32161680, 34171785, 36449904, 41006142, 43164360, 45562380, 48242520, 54674856, 60749840, 68343570, 82012284, 86328720, 91124760, 96485040, 102515355, 109349712, 136687140, 164024568, 182249520, 205030710, 273374280, 328049136, 410061420, 546748560, 820122840, 1640245680]

約数ペア:

[(1, 1640245680), (2, 820122840), (3, 546748560), (4, 410061420), (5, 328049136), (6, 273374280), (8, 205030710), (9, 182249520), (10, 164024568), (12, 136687140), (15, 109349712), (16, 102515355), (17, 96485040), (18, 91124760), (19, 86328720), (20, 82012284), (24, 68343570), (27, 60749840), (30, 54674856), (34, 48242520), (36, 45562380), (38, 43164360), (40, 41006142), (45, 36449904), (48, 34171785), (51, 32161680), (54, 30374920), (57, 28776240), (60, 27337428), (68, 24121260), (72, 22781190), (76, 21582180), (80, 20503071), (85, 19297008), (90, 18224952), (95, 17265744), (102, 16080840), (108, 15187460), (114, 14388120), (120, 13668714), (135, 12149968), (136, 12060630), (144, 11390595), (152, 10791090), (153, 10720560), (170, 9648504), (171, 9592080), (180, 9112476), (190, 8632872), (204, 8040420), (216, 7593730), (228, 7194060), (240, 6834357), (255, 6432336), (270, 6074984), (272, 6030315), (285, 5755248), (304, 5395545), (306, 5360280), (323, 5078160), (340, 4824252), (342, 4796040), (360, 4556238), (380, 4316436), (408, 4020210), (432, 3796865), (456, 3597030), (459, 3573520), (510, 3216168), (513, 3197360), (540, 3037492), (570, 2877624), (612, 2680140), (646, 2539080), (680, 2412126), (684, 2398020), (720, 2278119), (760, 2158218), (765, 2144112), (816, 2010105), (855, 1918416), (912, 1798515), (918, 1786760), (969, 1692720), (1020, 1608084), (1026, 1598680), (1080, 1518746), (1140, 1438812), (1224, 1340070), (1292, 1269540), (1360, 1206063), (1368, 1199010), (1520, 1079109), (1530, 1072056), (1615, 1015632), (1710, 959208), (1836, 893380), (1938, 846360), (2040, 804042), (2052, 799340), (2160, 759373), (2280, 719406), (2295, 714704), (2351, 697680), (2448, 670035), (2565, 639472), (2584, 634770), (2736, 599505), (2907, 564240), (3060, 536028), (3230, 507816), (3420, 479604), (3672, 446690), (3876, 423180), (4080, 402021), (4104, 399670), (4560, 359703), (4590, 357352), (4702, 348840), (4845, 338544), (5130, 319736), (5168, 317385), (5814, 282120), (6120, 268014), (6460, 253908), (6840, 239802), (7053, 232560), (7344, 223345), (7752, 211590), (8208, 199835), (8721, 188080), (9180, 178676), (9404, 174420), (9690, 169272), (10260, 159868), (11628, 141060), (11755, 139536), (12240, 134007), (12920, 126954), (13680, 119901), (14106, 116280), (14535, 112848), (15504, 105795), (17442, 94040), (18360, 89338), (18808, 87210), (19380, 84636), (20520, 79934), (21159, 77520), (23256, 70530), (23510, 69768), (25840, 63477), (28212, 58140), (29070, 56424), (34884, 47020), (35265, 46512), (36720, 44669), (37616, 43605), (38760, 42318), (39967, 41040)]