15805920

素因数分解:

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

素因数の和:197

約数の個数: 192

約数和(自身を含む): 57153600

約数和(自身を除く): 41347680

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, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 149, 156, 160, 170, 195, 204, 208, 221, 240, 255, 260, 272, 298, 312, 340, 390, 408, 416, 442, 447, 480, 510, 520, 544, 596, 624, 663, 680, 745, 780, 816, 884, 894, 1020, 1040, 1105, 1192, 1248, 1326, 1360, 1490, 1560, 1632, 1768, 1788, 1937, 2040, 2080, 2210, 2235, 2384, 2533, 2652, 2720, 2980, 3120, 3315, 3536, 3576, 3874, 4080, 4420, 4470, 4768, 5066, 5304, 5811, 5960, 6240, 6630, 7072, 7152, 7599, 7748, 8160, 8840, 8940, 9685, 10132, 10608, 11622, 11920, 12665, 13260, 14304, 15198, 15496, 17680, 17880, 19370, 20264, 21216, 23244, 23840, 25330, 26520, 29055, 30396, 30992, 32929, 35360, 35760, 37995, 38740, 40528, 46488, 50660, 53040, 58110, 60792, 61984, 65858, 71520, 75990, 77480, 81056, 92976, 98787, 101320, 106080, 116220, 121584, 131716, 151980, 154960, 164645, 185952, 197574, 202640, 232440, 243168, 263432, 303960, 309920, 329290, 395148, 405280, 464880, 493935, 526864, 607920, 658580, 790296, 929760, 987870, 1053728, 1215840, 1317160, 1580592, 1975740, 2634320, 3161184, 3951480, 5268640, 7902960, 15805920]

約数ペア:

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