1988049759390

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{20357}}^1\times {\mathrm{40189}}^1$

素因数の和:60568

約数の個数: 96

約数和(自身を含む): 5360767907040

約数和(自身を除く): 3372718147650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 20357, 40189, 40714, 61071, 80378, 101785, 120567, 122142, 183213, 200945, 203570, 241134, 305355, 361701, 366426, 401890, 549639, 602835, 610710, 723402, 916065, 1085103, 1099278, 1205670, 1648917, 1808505, 1832130, 2170206, 2748195, 3255309, 3297834, 3617010, 4946751, 5425515, 5496390, 6510618, 8244585, 9765927, 9893502, 10851030, 16276545, 16489170, 19531854, 24733755, 32553090, 48829635, 49467510, 97659270, 818127473, 1636254946, 2454382419, 4090637365, 4908764838, 7363147257, 8181274730, 12271912095, 14726294514, 22089441771, 24543824190, 36815736285, 44178883542, 66268325313, 73631472570, 110447208855, 132536650626, 198804975939, 220894417710, 331341626565, 397609951878, 662683253130, 994024879695, 1988049759390]

約数ペア:

[(1, 1988049759390), (2, 994024879695), (3, 662683253130), (5, 397609951878), (6, 331341626565), (9, 220894417710), (10, 198804975939), (15, 132536650626), (18, 110447208855), (27, 73631472570), (30, 66268325313), (45, 44178883542), (54, 36815736285), (81, 24543824190), (90, 22089441771), (135, 14726294514), (162, 12271912095), (243, 8181274730), (270, 7363147257), (405, 4908764838), (486, 4090637365), (810, 2454382419), (1215, 1636254946), (2430, 818127473), (20357, 97659270), (40189, 49467510), (40714, 48829635), (61071, 32553090), (80378, 24733755), (101785, 19531854), (120567, 16489170), (122142, 16276545), (183213, 10851030), (200945, 9893502), (203570, 9765927), (241134, 8244585), (305355, 6510618), (361701, 5496390), (366426, 5425515), (401890, 4946751), (549639, 3617010), (602835, 3297834), (610710, 3255309), (723402, 2748195), (916065, 2170206), (1085103, 1832130), (1099278, 1808505), (1205670, 1648917)]