644134320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:540

約数の個数: 240

約数和(自身を含む): 2286228672

約数和(自身を除く): 1642094352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 97, 115, 120, 138, 144, 180, 184, 194, 207, 230, 240, 276, 291, 345, 360, 368, 388, 401, 414, 460, 485, 552, 582, 690, 720, 776, 802, 828, 873, 920, 970, 1035, 1104, 1164, 1203, 1380, 1455, 1552, 1604, 1656, 1746, 1840, 1940, 2005, 2070, 2231, 2328, 2406, 2760, 2910, 3208, 3312, 3492, 3609, 3880, 4010, 4140, 4365, 4462, 4656, 4812, 5520, 5820, 6015, 6416, 6693, 6984, 7218, 7760, 8020, 8280, 8730, 8924, 9223, 9624, 11155, 11640, 12030, 13386, 13968, 14436, 16040, 16560, 17460, 17848, 18045, 18446, 19248, 20079, 22310, 23280, 24060, 26772, 27669, 28872, 32080, 33465, 34920, 35696, 36090, 36892, 38897, 40158, 44620, 46115, 48120, 53544, 55338, 57744, 66930, 69840, 72180, 73784, 77794, 80316, 83007, 89240, 92230, 96240, 100395, 107088, 110676, 116691, 133860, 138345, 144360, 147568, 155588, 160632, 166014, 178480, 184460, 194485, 200790, 221352, 233382, 267720, 276690, 288720, 311176, 321264, 332028, 350073, 368920, 388970, 401580, 415035, 442704, 466764, 535440, 553380, 583455, 622352, 664056, 700146, 737840, 777940, 803160, 830070, 894631, 933528, 1106760, 1166910, 1328112, 1400292, 1555880, 1606320, 1660140, 1750365, 1789262, 1867056, 2213520, 2333820, 2683893, 2800584, 3111760, 3320280, 3500730, 3578524, 4473155, 4667640, 5367786, 5601168, 6640560, 7001460, 7157048, 8051679, 8946310, 9335280, 10735572, 13419465, 14002920, 14314096, 16103358, 17892620, 21471144, 26838930, 28005840, 32206716, 35785240, 40258395, 42942288, 53677860, 64413432, 71570480, 80516790, 107355720, 128826864, 161033580, 214711440, 322067160, 644134320]

約数ペア:

[(1, 644134320), (2, 322067160), (3, 214711440), (4, 161033580), (5, 128826864), (6, 107355720), (8, 80516790), (9, 71570480), (10, 64413432), (12, 53677860), (15, 42942288), (16, 40258395), (18, 35785240), (20, 32206716), (23, 28005840), (24, 26838930), (30, 21471144), (36, 17892620), (40, 16103358), (45, 14314096), (46, 14002920), (48, 13419465), (60, 10735572), (69, 9335280), (72, 8946310), (80, 8051679), (90, 7157048), (92, 7001460), (97, 6640560), (115, 5601168), (120, 5367786), (138, 4667640), (144, 4473155), (180, 3578524), (184, 3500730), (194, 3320280), (207, 3111760), (230, 2800584), (240, 2683893), (276, 2333820), (291, 2213520), (345, 1867056), (360, 1789262), (368, 1750365), (388, 1660140), (401, 1606320), (414, 1555880), (460, 1400292), (485, 1328112), (552, 1166910), (582, 1106760), (690, 933528), (720, 894631), (776, 830070), (802, 803160), (828, 777940), (873, 737840), (920, 700146), (970, 664056), (1035, 622352), (1104, 583455), (1164, 553380), (1203, 535440), (1380, 466764), (1455, 442704), (1552, 415035), (1604, 401580), (1656, 388970), (1746, 368920), (1840, 350073), (1940, 332028), (2005, 321264), (2070, 311176), (2231, 288720), (2328, 276690), (2406, 267720), (2760, 233382), (2910, 221352), (3208, 200790), (3312, 194485), (3492, 184460), (3609, 178480), (3880, 166014), (4010, 160632), (4140, 155588), (4365, 147568), (4462, 144360), (4656, 138345), (4812, 133860), (5520, 116691), (5820, 110676), (6015, 107088), (6416, 100395), (6693, 96240), (6984, 92230), (7218, 89240), (7760, 83007), (8020, 80316), (8280, 77794), (8730, 73784), (8924, 72180), (9223, 69840), (9624, 66930), (11155, 57744), (11640, 55338), (12030, 53544), (13386, 48120), (13968, 46115), (14436, 44620), (16040, 40158), (16560, 38897), (17460, 36892), (17848, 36090), (18045, 35696), (18446, 34920), (19248, 33465), (20079, 32080), (22310, 28872), (23280, 27669), (24060, 26772)]