215777790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{7759}}^1$

素因数の和:7878

約数の個数: 64

約数和(自身を含む): 581068800

約数和(自身を除く): 365291010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 103, 135, 206, 270, 309, 515, 618, 927, 1030, 1545, 1854, 2781, 3090, 4635, 5562, 7759, 9270, 13905, 15518, 23277, 27810, 38795, 46554, 69831, 77590, 116385, 139662, 209493, 232770, 349155, 418986, 698310, 799177, 1047465, 1598354, 2094930, 2397531, 3995885, 4795062, 7192593, 7991770, 11987655, 14385186, 21577779, 23975310, 35962965, 43155558, 71925930, 107888895, 215777790]

約数ペア:

[(1, 215777790), (2, 107888895), (3, 71925930), (5, 43155558), (6, 35962965), (9, 23975310), (10, 21577779), (15, 14385186), (18, 11987655), (27, 7991770), (30, 7192593), (45, 4795062), (54, 3995885), (90, 2397531), (103, 2094930), (135, 1598354), (206, 1047465), (270, 799177), (309, 698310), (515, 418986), (618, 349155), (927, 232770), (1030, 209493), (1545, 139662), (1854, 116385), (2781, 77590), (3090, 69831), (4635, 46554), (5562, 38795), (7759, 27810), (9270, 23277), (13905, 15518)]