244245760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 685067040

約数和(自身を除く): 440821280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 83, 88, 95, 110, 121, 128, 152, 160, 166, 176, 190, 209, 220, 242, 256, 304, 320, 332, 352, 380, 415, 418, 440, 484, 605, 608, 640, 664, 704, 760, 830, 836, 880, 913, 968, 1045, 1210, 1216, 1280, 1328, 1408, 1520, 1577, 1660, 1672, 1760, 1826, 1936, 2090, 2299, 2420, 2432, 2656, 2816, 3040, 3154, 3320, 3344, 3520, 3652, 3872, 4180, 4565, 4598, 4840, 4864, 5312, 6080, 6308, 6640, 6688, 7040, 7304, 7744, 7885, 8360, 9130, 9196, 9680, 10043, 10624, 11495, 12160, 12616, 13280, 13376, 14080, 14608, 15488, 15770, 16720, 17347, 18260, 18392, 19360, 20086, 21248, 22990, 24320, 25232, 26560, 26752, 29216, 30976, 31540, 33440, 34694, 36520, 36784, 38720, 40172, 45980, 50215, 50464, 53120, 53504, 58432, 63080, 66880, 69388, 73040, 73568, 77440, 80344, 86735, 91960, 100430, 100928, 106240, 116864, 126160, 133760, 138776, 146080, 147136, 154880, 160688, 173470, 183920, 190817, 200860, 201856, 233728, 252320, 267520, 277552, 292160, 294272, 321376, 346940, 367840, 381634, 401720, 403712, 504640, 555104, 584320, 588544, 642752, 693880, 735680, 763268, 803440, 954085, 1009280, 1110208, 1168640, 1285504, 1387760, 1471360, 1526536, 1606880, 1908170, 2018560, 2220416, 2571008, 2775520, 2942720, 3053072, 3213760, 3816340, 4440832, 5551040, 6106144, 6427520, 7632680, 11102080, 12212288, 12855040, 15265360, 22204160, 24424576, 30530720, 48849152, 61061440, 122122880, 244245760]

約数ペア:

[(1, 244245760), (2, 122122880), (4, 61061440), (5, 48849152), (8, 30530720), (10, 24424576), (11, 22204160), (16, 15265360), (19, 12855040), (20, 12212288), (22, 11102080), (32, 7632680), (38, 6427520), (40, 6106144), (44, 5551040), (55, 4440832), (64, 3816340), (76, 3213760), (80, 3053072), (83, 2942720), (88, 2775520), (95, 2571008), (110, 2220416), (121, 2018560), (128, 1908170), (152, 1606880), (160, 1526536), (166, 1471360), (176, 1387760), (190, 1285504), (209, 1168640), (220, 1110208), (242, 1009280), (256, 954085), (304, 803440), (320, 763268), (332, 735680), (352, 693880), (380, 642752), (415, 588544), (418, 584320), (440, 555104), (484, 504640), (605, 403712), (608, 401720), (640, 381634), (664, 367840), (704, 346940), (760, 321376), (830, 294272), (836, 292160), (880, 277552), (913, 267520), (968, 252320), (1045, 233728), (1210, 201856), (1216, 200860), (1280, 190817), (1328, 183920), (1408, 173470), (1520, 160688), (1577, 154880), (1660, 147136), (1672, 146080), (1760, 138776), (1826, 133760), (1936, 126160), (2090, 116864), (2299, 106240), (2420, 100928), (2432, 100430), (2656, 91960), (2816, 86735), (3040, 80344), (3154, 77440), (3320, 73568), (3344, 73040), (3520, 69388), (3652, 66880), (3872, 63080), (4180, 58432), (4565, 53504), (4598, 53120), (4840, 50464), (4864, 50215), (5312, 45980), (6080, 40172), (6308, 38720), (6640, 36784), (6688, 36520), (7040, 34694), (7304, 33440), (7744, 31540), (7885, 30976), (8360, 29216), (9130, 26752), (9196, 26560), (9680, 25232), (10043, 24320), (10624, 22990), (11495, 21248), (12160, 20086), (12616, 19360), (13280, 18392), (13376, 18260), (14080, 17347), (14608, 16720), (15488, 15770)]