28099980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3061}}^1$

素因数の和:3096

約数の個数: 96

約数和(自身を含む): 92594880

約数和(自身を除く): 64494900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 3061, 4590, 6122, 9180, 9183, 12244, 15305, 18366, 27549, 30610, 36732, 45915, 52037, 55098, 61220, 82647, 91830, 104074, 110196, 137745, 156111, 165294, 183660, 208148, 260185, 275490, 312222, 330588, 413235, 468333, 520370, 550980, 624444, 780555, 826470, 936666, 1040740, 1404999, 1561110, 1652940, 1873332, 2341665, 2809998, 3122220, 4683330, 5619996, 7024995, 9366660, 14049990, 28099980]

約数ペア:

[(1, 28099980), (2, 14049990), (3, 9366660), (4, 7024995), (5, 5619996), (6, 4683330), (9, 3122220), (10, 2809998), (12, 2341665), (15, 1873332), (17, 1652940), (18, 1561110), (20, 1404999), (27, 1040740), (30, 936666), (34, 826470), (36, 780555), (45, 624444), (51, 550980), (54, 520370), (60, 468333), (68, 413235), (85, 330588), (90, 312222), (102, 275490), (108, 260185), (135, 208148), (153, 183660), (170, 165294), (180, 156111), (204, 137745), (255, 110196), (270, 104074), (306, 91830), (340, 82647), (459, 61220), (510, 55098), (540, 52037), (612, 45915), (765, 36732), (918, 30610), (1020, 27549), (1530, 18366), (1836, 15305), (2295, 12244), (3060, 9183), (3061, 9180), (4590, 6122)]