197904140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1697}}^1$

素因数の和:1744

約数の個数: 96

約数和(自身を含む): 513475200

約数和(自身を除く): 315571060

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 686, 833, 980, 1190, 1372, 1666, 1697, 1715, 2380, 3332, 3394, 3430, 4165, 5831, 6788, 6860, 8330, 8485, 11662, 11879, 16660, 16970, 23324, 23758, 28849, 29155, 33940, 47516, 57698, 58310, 59395, 83153, 115396, 116620, 118790, 144245, 166306, 201943, 237580, 288490, 332612, 403886, 415765, 576980, 582071, 807772, 831530, 1009715, 1164142, 1413601, 1663060, 2019430, 2328284, 2827202, 2910355, 4038860, 5654404, 5820710, 7068005, 9895207, 11641420, 14136010, 19790414, 28272020, 39580828, 49476035, 98952070, 197904140]

約数ペア:

[(1, 197904140), (2, 98952070), (4, 49476035), (5, 39580828), (7, 28272020), (10, 19790414), (14, 14136010), (17, 11641420), (20, 9895207), (28, 7068005), (34, 5820710), (35, 5654404), (49, 4038860), (68, 2910355), (70, 2827202), (85, 2328284), (98, 2019430), (119, 1663060), (140, 1413601), (170, 1164142), (196, 1009715), (238, 831530), (245, 807772), (340, 582071), (343, 576980), (476, 415765), (490, 403886), (595, 332612), (686, 288490), (833, 237580), (980, 201943), (1190, 166306), (1372, 144245), (1666, 118790), (1697, 116620), (1715, 115396), (2380, 83153), (3332, 59395), (3394, 58310), (3430, 57698), (4165, 47516), (5831, 33940), (6788, 29155), (6860, 28849), (8330, 23758), (8485, 23324), (11662, 16970), (11879, 16660)]