196651980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1609}}^1$

素因数の和:1728

約数の個数: 144

約数和(自身を含む): 689183040

約数和(自身を除く): 492531060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 140, 180, 194, 210, 252, 291, 315, 388, 420, 485, 582, 630, 679, 873, 970, 1164, 1260, 1358, 1455, 1609, 1746, 1940, 2037, 2716, 2910, 3218, 3395, 3492, 4074, 4365, 4827, 5820, 6111, 6436, 6790, 8045, 8148, 8730, 9654, 10185, 11263, 12222, 13580, 14481, 16090, 17460, 19308, 20370, 22526, 24135, 24444, 28962, 30555, 32180, 33789, 40740, 45052, 48270, 56315, 57924, 61110, 67578, 72405, 96540, 101367, 112630, 122220, 135156, 144810, 156073, 168945, 202734, 225260, 289620, 312146, 337890, 405468, 468219, 506835, 624292, 675780, 780365, 936438, 1013670, 1092511, 1404657, 1560730, 1872876, 2027340, 2185022, 2341095, 2809314, 3121460, 3277533, 4370044, 4682190, 5462555, 5618628, 6555066, 7023285, 9364380, 9832599, 10925110, 13110132, 14046570, 16387665, 19665198, 21850220, 28093140, 32775330, 39330396, 49162995, 65550660, 98325990, 196651980]

約数ペア:

[(1, 196651980), (2, 98325990), (3, 65550660), (4, 49162995), (5, 39330396), (6, 32775330), (7, 28093140), (9, 21850220), (10, 19665198), (12, 16387665), (14, 14046570), (15, 13110132), (18, 10925110), (20, 9832599), (21, 9364380), (28, 7023285), (30, 6555066), (35, 5618628), (36, 5462555), (42, 4682190), (45, 4370044), (60, 3277533), (63, 3121460), (70, 2809314), (84, 2341095), (90, 2185022), (97, 2027340), (105, 1872876), (126, 1560730), (140, 1404657), (180, 1092511), (194, 1013670), (210, 936438), (252, 780365), (291, 675780), (315, 624292), (388, 506835), (420, 468219), (485, 405468), (582, 337890), (630, 312146), (679, 289620), (873, 225260), (970, 202734), (1164, 168945), (1260, 156073), (1358, 144810), (1455, 135156), (1609, 122220), (1746, 112630), (1940, 101367), (2037, 96540), (2716, 72405), (2910, 67578), (3218, 61110), (3395, 57924), (3492, 56315), (4074, 48270), (4365, 45052), (4827, 40740), (5820, 33789), (6111, 32180), (6436, 30555), (6790, 28962), (8045, 24444), (8148, 24135), (8730, 22526), (9654, 20370), (10185, 19308), (11263, 17460), (12222, 16090), (13580, 14481)]