217655712

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{24379}}^1$

素因数の和:24426

約数の個数: 72

約数和(自身を含む): 638951040

約数和(自身を除く): 421295328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 24379, 48758, 73137, 97516, 146274, 195032, 219411, 292548, 390064, 438822, 585096, 755749, 780128, 877644, 1170192, 1511498, 1755288, 2267247, 2340384, 3022996, 3510576, 4534494, 6045992, 6801741, 7021152, 9068988, 12091984, 13603482, 18137976, 24183968, 27206964, 36275952, 54413928, 72551904, 108827856, 217655712]

約数ペア:

[(1, 217655712), (2, 108827856), (3, 72551904), (4, 54413928), (6, 36275952), (8, 27206964), (9, 24183968), (12, 18137976), (16, 13603482), (18, 12091984), (24, 9068988), (31, 7021152), (32, 6801741), (36, 6045992), (48, 4534494), (62, 3510576), (72, 3022996), (93, 2340384), (96, 2267247), (124, 1755288), (144, 1511498), (186, 1170192), (248, 877644), (279, 780128), (288, 755749), (372, 585096), (496, 438822), (558, 390064), (744, 292548), (992, 219411), (1116, 195032), (1488, 146274), (2232, 97516), (2976, 73137), (4464, 48758), (8928, 24379)]