78436691820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{383}}^1\times {\mathrm{42139}}^1$

素因数の和:42546

約数の個数: 144

約数和(自身を含む): 247386746880

約数和(自身を除く): 168950055060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 383, 405, 486, 540, 766, 810, 972, 1149, 1215, 1532, 1620, 1915, 2298, 2430, 3447, 3830, 4596, 4860, 5745, 6894, 7660, 10341, 11490, 13788, 17235, 20682, 22980, 31023, 34470, 41364, 42139, 51705, 62046, 68940, 84278, 93069, 103410, 124092, 126417, 155115, 168556, 186138, 206820, 210695, 252834, 310230, 372276, 379251, 421390, 465345, 505668, 620460, 632085, 758502, 842780, 930690, 1137753, 1264170, 1517004, 1861380, 1896255, 2275506, 2528340, 3413259, 3792510, 4551012, 5688765, 6826518, 7585020, 10239777, 11377530, 13653036, 16139237, 17066295, 20479554, 22755060, 32278474, 34132590, 40959108, 48417711, 51198885, 64556948, 68265180, 80696185, 96835422, 102397770, 145253133, 161392370, 193670844, 204795540, 242088555, 290506266, 322784740, 435759399, 484177110, 581012532, 726265665, 871518798, 968354220, 1307278197, 1452531330, 1743037596, 2178796995, 2614556394, 2905062660, 3921834591, 4357593990, 5229112788, 6536390985, 7843669182, 8715187980, 13072781970, 15687338364, 19609172955, 26145563940, 39218345910, 78436691820]

約数ペア:

[(1, 78436691820), (2, 39218345910), (3, 26145563940), (4, 19609172955), (5, 15687338364), (6, 13072781970), (9, 8715187980), (10, 7843669182), (12, 6536390985), (15, 5229112788), (18, 4357593990), (20, 3921834591), (27, 2905062660), (30, 2614556394), (36, 2178796995), (45, 1743037596), (54, 1452531330), (60, 1307278197), (81, 968354220), (90, 871518798), (108, 726265665), (135, 581012532), (162, 484177110), (180, 435759399), (243, 322784740), (270, 290506266), (324, 242088555), (383, 204795540), (405, 193670844), (486, 161392370), (540, 145253133), (766, 102397770), (810, 96835422), (972, 80696185), (1149, 68265180), (1215, 64556948), (1532, 51198885), (1620, 48417711), (1915, 40959108), (2298, 34132590), (2430, 32278474), (3447, 22755060), (3830, 20479554), (4596, 17066295), (4860, 16139237), (5745, 13653036), (6894, 11377530), (7660, 10239777), (10341, 7585020), (11490, 6826518), (13788, 5688765), (17235, 4551012), (20682, 3792510), (22980, 3413259), (31023, 2528340), (34470, 2275506), (41364, 1896255), (42139, 1861380), (51705, 1517004), (62046, 1264170), (68940, 1137753), (84278, 930690), (93069, 842780), (103410, 758502), (124092, 632085), (126417, 620460), (155115, 505668), (168556, 465345), (186138, 421390), (206820, 379251), (210695, 372276), (252834, 310230)]