15647820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 50168160

約数和(自身を除く): 34520340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 29, 30, 34, 46, 51, 58, 60, 68, 69, 85, 87, 92, 102, 115, 116, 138, 145, 170, 174, 204, 230, 255, 276, 290, 340, 345, 348, 391, 435, 460, 493, 510, 529, 580, 667, 690, 782, 870, 986, 1020, 1058, 1173, 1334, 1380, 1479, 1564, 1587, 1740, 1955, 1972, 2001, 2116, 2346, 2465, 2645, 2668, 2958, 3174, 3335, 3910, 4002, 4692, 4930, 5290, 5865, 5916, 6348, 6670, 7395, 7820, 7935, 8004, 8993, 9860, 10005, 10580, 11339, 11730, 13340, 14790, 15341, 15870, 17986, 20010, 22678, 23460, 26979, 29580, 30682, 31740, 34017, 35972, 40020, 44965, 45356, 46023, 53958, 56695, 61364, 68034, 76705, 89930, 92046, 107916, 113390, 134895, 136068, 153410, 170085, 179860, 184092, 226780, 230115, 260797, 269790, 306820, 340170, 460230, 521594, 539580, 680340, 782391, 920460, 1043188, 1303985, 1564782, 2607970, 3129564, 3911955, 5215940, 7823910, 15647820]

約数ペア:

[(1, 15647820), (2, 7823910), (3, 5215940), (4, 3911955), (5, 3129564), (6, 2607970), (10, 1564782), (12, 1303985), (15, 1043188), (17, 920460), (20, 782391), (23, 680340), (29, 539580), (30, 521594), (34, 460230), (46, 340170), (51, 306820), (58, 269790), (60, 260797), (68, 230115), (69, 226780), (85, 184092), (87, 179860), (92, 170085), (102, 153410), (115, 136068), (116, 134895), (138, 113390), (145, 107916), (170, 92046), (174, 89930), (204, 76705), (230, 68034), (255, 61364), (276, 56695), (290, 53958), (340, 46023), (345, 45356), (348, 44965), (391, 40020), (435, 35972), (460, 34017), (493, 31740), (510, 30682), (529, 29580), (580, 26979), (667, 23460), (690, 22678), (782, 20010), (870, 17986), (986, 15870), (1020, 15341), (1058, 14790), (1173, 13340), (1334, 11730), (1380, 11339), (1479, 10580), (1564, 10005), (1587, 9860), (1740, 8993), (1955, 8004), (1972, 7935), (2001, 7820), (2116, 7395), (2346, 6670), (2465, 6348), (2645, 5916), (2668, 5865), (2958, 5290), (3174, 4930), (3335, 4692), (3910, 4002)]