205857360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 240

約数和(自身を含む): 746523648

約数和(自身を除く): 540666288

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 48, 60, 62, 69, 72, 80, 90, 92, 93, 115, 120, 124, 138, 144, 155, 180, 184, 186, 207, 230, 240, 248, 276, 279, 310, 345, 360, 368, 372, 401, 414, 460, 465, 496, 552, 558, 620, 690, 713, 720, 744, 802, 828, 920, 930, 1035, 1104, 1116, 1203, 1240, 1380, 1395, 1426, 1488, 1604, 1656, 1840, 1860, 2005, 2070, 2139, 2232, 2406, 2480, 2760, 2790, 2852, 3208, 3312, 3565, 3609, 3720, 4010, 4140, 4278, 4464, 4812, 5520, 5580, 5704, 6015, 6416, 6417, 7130, 7218, 7440, 8020, 8280, 8556, 9223, 9624, 10695, 11160, 11408, 12030, 12431, 12834, 14260, 14436, 16040, 16560, 17112, 18045, 18446, 19248, 21390, 22320, 24060, 24862, 25668, 27669, 28520, 28872, 32080, 32085, 34224, 36090, 36892, 37293, 42780, 46115, 48120, 49724, 51336, 55338, 57040, 57744, 62155, 64170, 72180, 73784, 74586, 83007, 85560, 92230, 96240, 99448, 102672, 110676, 111879, 124310, 128340, 138345, 144360, 147568, 149172, 166014, 171120, 184460, 186465, 198896, 221352, 223758, 248620, 256680, 276690, 285913, 288720, 298344, 332028, 368920, 372930, 415035, 442704, 447516, 497240, 513360, 553380, 559395, 571826, 596688, 664056, 737840, 745860, 830070, 857739, 895032, 994480, 1106760, 1118790, 1143652, 1328112, 1429565, 1491720, 1660140, 1715478, 1790064, 2213520, 2237580, 2287304, 2573217, 2859130, 2983440, 3320280, 3430956, 4288695, 4475160, 4574608, 5146434, 5718260, 6640560, 6861912, 8577390, 8950320, 10292868, 11436520, 12866085, 13723824, 17154780, 20585736, 22873040, 25732170, 34309560, 41171472, 51464340, 68619120, 102928680, 205857360]

約数ペア:

[(1, 205857360), (2, 102928680), (3, 68619120), (4, 51464340), (5, 41171472), (6, 34309560), (8, 25732170), (9, 22873040), (10, 20585736), (12, 17154780), (15, 13723824), (16, 12866085), (18, 11436520), (20, 10292868), (23, 8950320), (24, 8577390), (30, 6861912), (31, 6640560), (36, 5718260), (40, 5146434), (45, 4574608), (46, 4475160), (48, 4288695), (60, 3430956), (62, 3320280), (69, 2983440), (72, 2859130), (80, 2573217), (90, 2287304), (92, 2237580), (93, 2213520), (115, 1790064), (120, 1715478), (124, 1660140), (138, 1491720), (144, 1429565), (155, 1328112), (180, 1143652), (184, 1118790), (186, 1106760), (207, 994480), (230, 895032), (240, 857739), (248, 830070), (276, 745860), (279, 737840), (310, 664056), (345, 596688), (360, 571826), (368, 559395), (372, 553380), (401, 513360), (414, 497240), (460, 447516), (465, 442704), (496, 415035), (552, 372930), (558, 368920), (620, 332028), (690, 298344), (713, 288720), (720, 285913), (744, 276690), (802, 256680), (828, 248620), (920, 223758), (930, 221352), (1035, 198896), (1104, 186465), (1116, 184460), (1203, 171120), (1240, 166014), (1380, 149172), (1395, 147568), (1426, 144360), (1488, 138345), (1604, 128340), (1656, 124310), (1840, 111879), (1860, 110676), (2005, 102672), (2070, 99448), (2139, 96240), (2232, 92230), (2406, 85560), (2480, 83007), (2760, 74586), (2790, 73784), (2852, 72180), (3208, 64170), (3312, 62155), (3565, 57744), (3609, 57040), (3720, 55338), (4010, 51336), (4140, 49724), (4278, 48120), (4464, 46115), (4812, 42780), (5520, 37293), (5580, 36892), (5704, 36090), (6015, 34224), (6416, 32085), (6417, 32080), (7130, 28872), (7218, 28520), (7440, 27669), (8020, 25668), (8280, 24862), (8556, 24060), (9223, 22320), (9624, 21390), (10695, 19248), (11160, 18446), (11408, 18045), (12030, 17112), (12431, 16560), (12834, 16040), (14260, 14436)]