199319940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2017}}^1$

素因数の和:2099

約数の個数: 120

約数和(自身を含む): 635839512

約数和(自身を除く): 436519572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 732, 810, 915, 1098, 1220, 1620, 1647, 1830, 2017, 2196, 2745, 3294, 3660, 4034, 4941, 5490, 6051, 6588, 8068, 8235, 9882, 10085, 10980, 12102, 16470, 18153, 19764, 20170, 24204, 24705, 30255, 32940, 36306, 40340, 49410, 54459, 60510, 72612, 90765, 98820, 108918, 121020, 123037, 163377, 181530, 217836, 246074, 272295, 326754, 363060, 369111, 492148, 544590, 615185, 653508, 738222, 816885, 1089180, 1107333, 1230370, 1476444, 1633770, 1845555, 2214666, 2460740, 3267540, 3321999, 3691110, 4429332, 5536665, 6643998, 7382220, 9965997, 11073330, 13287996, 16609995, 19931994, 22146660, 33219990, 39863988, 49829985, 66439980, 99659970, 199319940]

約数ペア:

[(1, 199319940), (2, 99659970), (3, 66439980), (4, 49829985), (5, 39863988), (6, 33219990), (9, 22146660), (10, 19931994), (12, 16609995), (15, 13287996), (18, 11073330), (20, 9965997), (27, 7382220), (30, 6643998), (36, 5536665), (45, 4429332), (54, 3691110), (60, 3321999), (61, 3267540), (81, 2460740), (90, 2214666), (108, 1845555), (122, 1633770), (135, 1476444), (162, 1230370), (180, 1107333), (183, 1089180), (244, 816885), (270, 738222), (305, 653508), (324, 615185), (366, 544590), (405, 492148), (540, 369111), (549, 363060), (610, 326754), (732, 272295), (810, 246074), (915, 217836), (1098, 181530), (1220, 163377), (1620, 123037), (1647, 121020), (1830, 108918), (2017, 98820), (2196, 90765), (2745, 72612), (3294, 60510), (3660, 54459), (4034, 49410), (4941, 40340), (5490, 36306), (6051, 32940), (6588, 30255), (8068, 24705), (8235, 24204), (9882, 20170), (10085, 19764), (10980, 18153), (12102, 16470)]