260677760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1934

約数の個数: 128

約数和(自身を含む): 735575040

約数和(自身を除く): 474897280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1736, 1877, 1984, 2170, 2240, 2480, 3472, 3754, 3968, 4340, 4480, 4960, 6944, 7508, 8680, 9385, 9920, 13139, 13888, 15016, 17360, 18770, 19840, 26278, 27776, 30032, 34720, 37540, 52556, 58187, 60064, 65695, 69440, 75080, 105112, 116374, 120128, 131390, 138880, 150160, 210224, 232748, 240256, 262780, 290935, 300320, 407309, 420448, 465496, 525560, 581870, 600640, 814618, 840896, 930992, 1051120, 1163740, 1201280, 1629236, 1681792, 1861984, 2036545, 2102240, 2327480, 3258472, 3723968, 4073090, 4204480, 4654960, 6516944, 7447936, 8146180, 8408960, 9309920, 13033888, 16292360, 18619840, 26067776, 32584720, 37239680, 52135552, 65169440, 130338880, 260677760]

約数ペア:

[(1, 260677760), (2, 130338880), (4, 65169440), (5, 52135552), (7, 37239680), (8, 32584720), (10, 26067776), (14, 18619840), (16, 16292360), (20, 13033888), (28, 9309920), (31, 8408960), (32, 8146180), (35, 7447936), (40, 6516944), (56, 4654960), (62, 4204480), (64, 4073090), (70, 3723968), (80, 3258472), (112, 2327480), (124, 2102240), (128, 2036545), (140, 1861984), (155, 1681792), (160, 1629236), (217, 1201280), (224, 1163740), (248, 1051120), (280, 930992), (310, 840896), (320, 814618), (434, 600640), (448, 581870), (496, 525560), (560, 465496), (620, 420448), (640, 407309), (868, 300320), (896, 290935), (992, 262780), (1085, 240256), (1120, 232748), (1240, 210224), (1736, 150160), (1877, 138880), (1984, 131390), (2170, 120128), (2240, 116374), (2480, 105112), (3472, 75080), (3754, 69440), (3968, 65695), (4340, 60064), (4480, 58187), (4960, 52556), (6944, 37540), (7508, 34720), (8680, 30032), (9385, 27776), (9920, 26278), (13139, 19840), (13888, 18770), (15016, 17360)]