19769282260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81671}}^1$

素因数の和:81726

約数の個数: 144

約数和(自身を含む): 54746375040

約数和(自身を除く): 34977092780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 245, 247, 260, 266, 364, 380, 455, 490, 494, 532, 637, 665, 910, 931, 980, 988, 1235, 1274, 1330, 1729, 1820, 1862, 2470, 2548, 2660, 3185, 3458, 3724, 4655, 4940, 6370, 6916, 8645, 9310, 12103, 12740, 17290, 18620, 24206, 34580, 48412, 60515, 81671, 121030, 163342, 242060, 326684, 408355, 571697, 816710, 1061723, 1143394, 1551749, 1633420, 2123446, 2286788, 2858485, 3103498, 4001879, 4246892, 5308615, 5716970, 6206996, 7432061, 7758745, 8003758, 10617230, 10862243, 11433940, 14864122, 15517490, 16007516, 20009395, 20172737, 21234460, 21724486, 29728244, 31034980, 37160305, 40018790, 40345474, 43448972, 52024427, 54311215, 74320610, 76035701, 80037580, 80690948, 100863685, 104048854, 108622430, 141209159, 148641220, 152071402, 201727370, 208097708, 217244860, 260122135, 282418318, 304142804, 380178505, 403454740, 520244270, 564836636, 706045795, 760357010, 988464113, 1040488540, 1412091590, 1520714020, 1976928226, 2824183180, 3953856452, 4942320565, 9884641130, 19769282260]

約数ペア:

[(1, 19769282260), (2, 9884641130), (4, 4942320565), (5, 3953856452), (7, 2824183180), (10, 1976928226), (13, 1520714020), (14, 1412091590), (19, 1040488540), (20, 988464113), (26, 760357010), (28, 706045795), (35, 564836636), (38, 520244270), (49, 403454740), (52, 380178505), (65, 304142804), (70, 282418318), (76, 260122135), (91, 217244860), (95, 208097708), (98, 201727370), (130, 152071402), (133, 148641220), (140, 141209159), (182, 108622430), (190, 104048854), (196, 100863685), (245, 80690948), (247, 80037580), (260, 76035701), (266, 74320610), (364, 54311215), (380, 52024427), (455, 43448972), (490, 40345474), (494, 40018790), (532, 37160305), (637, 31034980), (665, 29728244), (910, 21724486), (931, 21234460), (980, 20172737), (988, 20009395), (1235, 16007516), (1274, 15517490), (1330, 14864122), (1729, 11433940), (1820, 10862243), (1862, 10617230), (2470, 8003758), (2548, 7758745), (2660, 7432061), (3185, 6206996), (3458, 5716970), (3724, 5308615), (4655, 4246892), (4940, 4001879), (6370, 3103498), (6916, 2858485), (8645, 2286788), (9310, 2123446), (12103, 1633420), (12740, 1551749), (17290, 1143394), (18620, 1061723), (24206, 816710), (34580, 571697), (48412, 408355), (60515, 326684), (81671, 242060), (121030, 163342)]