156960431860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{12923}}^1$

素因数の和:13345

約数の個数: 96

約数和(自身を含む): 352912049280

約数和(自身を除く): 195951617420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 257, 278, 340, 514, 556, 695, 1028, 1285, 1390, 2363, 2570, 2780, 4369, 4726, 5140, 8738, 9452, 11815, 12923, 17476, 21845, 23630, 25846, 35723, 43690, 47260, 51692, 64615, 71446, 87380, 129230, 142892, 178615, 219691, 258460, 357230, 439382, 607291, 714460, 878764, 1098455, 1214582, 1796297, 2196910, 2429164, 3036455, 3321211, 3592594, 4393820, 6072910, 6642422, 7185188, 8981485, 12145820, 13284844, 16606055, 17962970, 30537049, 33212110, 35925940, 56460587, 61074098, 66424220, 112921174, 122148196, 152685245, 225842348, 282302935, 305370490, 461648329, 564605870, 610740980, 923296658, 1129211740, 1846593316, 2308241645, 4616483290, 7848021593, 9232966580, 15696043186, 31392086372, 39240107965, 78480215930, 156960431860]

約数ペア:

[(1, 156960431860), (2, 78480215930), (4, 39240107965), (5, 31392086372), (10, 15696043186), (17, 9232966580), (20, 7848021593), (34, 4616483290), (68, 2308241645), (85, 1846593316), (139, 1129211740), (170, 923296658), (257, 610740980), (278, 564605870), (340, 461648329), (514, 305370490), (556, 282302935), (695, 225842348), (1028, 152685245), (1285, 122148196), (1390, 112921174), (2363, 66424220), (2570, 61074098), (2780, 56460587), (4369, 35925940), (4726, 33212110), (5140, 30537049), (8738, 17962970), (9452, 16606055), (11815, 13284844), (12923, 12145820), (17476, 8981485), (21845, 7185188), (23630, 6642422), (25846, 6072910), (35723, 4393820), (43690, 3592594), (47260, 3321211), (51692, 3036455), (64615, 2429164), (71446, 2196910), (87380, 1796297), (129230, 1214582), (142892, 1098455), (178615, 878764), (219691, 714460), (258460, 607291), (357230, 439382)]