261719360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3769}}^1$

素因数の和:3824

約数の個数: 112

約数和(自身を含む): 735421440

約数和(自身を除く): 473702080

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, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 3769, 4340, 4960, 6944, 7538, 8680, 9920, 13888, 15076, 17360, 18845, 26383, 30152, 34720, 37690, 52766, 60304, 69440, 75380, 105532, 116839, 120608, 131915, 150760, 211064, 233678, 241216, 263830, 301520, 422128, 467356, 527660, 584195, 603040, 817873, 844256, 934712, 1055320, 1168390, 1206080, 1635746, 1688512, 1869424, 2110640, 2336780, 3271492, 3738848, 4089365, 4221280, 4673560, 6542984, 7477696, 8178730, 8442560, 9347120, 13085968, 16357460, 18694240, 26171936, 32714920, 37388480, 52343872, 65429840, 130859680, 261719360]

約数ペア:

[(1, 261719360), (2, 130859680), (4, 65429840), (5, 52343872), (7, 37388480), (8, 32714920), (10, 26171936), (14, 18694240), (16, 16357460), (20, 13085968), (28, 9347120), (31, 8442560), (32, 8178730), (35, 7477696), (40, 6542984), (56, 4673560), (62, 4221280), (64, 4089365), (70, 3738848), (80, 3271492), (112, 2336780), (124, 2110640), (140, 1869424), (155, 1688512), (160, 1635746), (217, 1206080), (224, 1168390), (248, 1055320), (280, 934712), (310, 844256), (320, 817873), (434, 603040), (448, 584195), (496, 527660), (560, 467356), (620, 422128), (868, 301520), (992, 263830), (1085, 241216), (1120, 233678), (1240, 211064), (1736, 150760), (1984, 131915), (2170, 120608), (2240, 116839), (2480, 105532), (3472, 75380), (3769, 69440), (4340, 60304), (4960, 52766), (6944, 37690), (7538, 34720), (8680, 30152), (9920, 26383), (13888, 18845), (15076, 17360)]