31611840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 224

約数和(自身を含む): 115214400

約数和(自身を除く): 83602560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 64, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 149, 156, 160, 170, 192, 195, 204, 208, 221, 240, 255, 260, 272, 298, 312, 320, 340, 390, 408, 416, 442, 447, 480, 510, 520, 544, 596, 624, 663, 680, 745, 780, 816, 832, 884, 894, 960, 1020, 1040, 1088, 1105, 1192, 1248, 1326, 1360, 1490, 1560, 1632, 1768, 1788, 1937, 2040, 2080, 2210, 2235, 2384, 2496, 2533, 2652, 2720, 2980, 3120, 3264, 3315, 3536, 3576, 3874, 4080, 4160, 4420, 4470, 4768, 5066, 5304, 5440, 5811, 5960, 6240, 6630, 7072, 7152, 7599, 7748, 8160, 8840, 8940, 9536, 9685, 10132, 10608, 11622, 11920, 12480, 12665, 13260, 14144, 14304, 15198, 15496, 16320, 17680, 17880, 19370, 20264, 21216, 23244, 23840, 25330, 26520, 28608, 29055, 30396, 30992, 32929, 35360, 35760, 37995, 38740, 40528, 42432, 46488, 47680, 50660, 53040, 58110, 60792, 61984, 65858, 70720, 71520, 75990, 77480, 81056, 92976, 98787, 101320, 106080, 116220, 121584, 123968, 131716, 143040, 151980, 154960, 162112, 164645, 185952, 197574, 202640, 212160, 232440, 243168, 263432, 303960, 309920, 329290, 371904, 395148, 405280, 464880, 486336, 493935, 526864, 607920, 619840, 658580, 790296, 810560, 929760, 987870, 1053728, 1215840, 1317160, 1580592, 1859520, 1975740, 2107456, 2431680, 2634320, 3161184, 3951480, 5268640, 6322368, 7902960, 10537280, 15805920, 31611840]

約数ペア:

[(1, 31611840), (2, 15805920), (3, 10537280), (4, 7902960), (5, 6322368), (6, 5268640), (8, 3951480), (10, 3161184), (12, 2634320), (13, 2431680), (15, 2107456), (16, 1975740), (17, 1859520), (20, 1580592), (24, 1317160), (26, 1215840), (30, 1053728), (32, 987870), (34, 929760), (39, 810560), (40, 790296), (48, 658580), (51, 619840), (52, 607920), (60, 526864), (64, 493935), (65, 486336), (68, 464880), (78, 405280), (80, 395148), (85, 371904), (96, 329290), (102, 309920), (104, 303960), (120, 263432), (130, 243168), (136, 232440), (149, 212160), (156, 202640), (160, 197574), (170, 185952), (192, 164645), (195, 162112), (204, 154960), (208, 151980), (221, 143040), (240, 131716), (255, 123968), (260, 121584), (272, 116220), (298, 106080), (312, 101320), (320, 98787), (340, 92976), (390, 81056), (408, 77480), (416, 75990), (442, 71520), (447, 70720), (480, 65858), (510, 61984), (520, 60792), (544, 58110), (596, 53040), (624, 50660), (663, 47680), (680, 46488), (745, 42432), (780, 40528), (816, 38740), (832, 37995), (884, 35760), (894, 35360), (960, 32929), (1020, 30992), (1040, 30396), (1088, 29055), (1105, 28608), (1192, 26520), (1248, 25330), (1326, 23840), (1360, 23244), (1490, 21216), (1560, 20264), (1632, 19370), (1768, 17880), (1788, 17680), (1937, 16320), (2040, 15496), (2080, 15198), (2210, 14304), (2235, 14144), (2384, 13260), (2496, 12665), (2533, 12480), (2652, 11920), (2720, 11622), (2980, 10608), (3120, 10132), (3264, 9685), (3315, 9536), (3536, 8940), (3576, 8840), (3874, 8160), (4080, 7748), (4160, 7599), (4420, 7152), (4470, 7072), (4768, 6630), (5066, 6240), (5304, 5960), (5440, 5811)]