219323790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^2$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 676289952

約数和(自身を除く): 456966162

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 37, 42, 45, 63, 70, 74, 90, 97, 105, 111, 126, 185, 194, 210, 222, 259, 291, 315, 333, 370, 485, 518, 555, 582, 630, 666, 679, 777, 873, 970, 1110, 1295, 1358, 1455, 1554, 1665, 1746, 2037, 2331, 2590, 2910, 3330, 3395, 3589, 3885, 4074, 4365, 4662, 6111, 6790, 7178, 7770, 8730, 9409, 10185, 10767, 11655, 12222, 17945, 18818, 20370, 21534, 23310, 25123, 28227, 30555, 32301, 35890, 47045, 50246, 53835, 56454, 61110, 64602, 65863, 75369, 84681, 94090, 107670, 125615, 131726, 141135, 150738, 161505, 169362, 197589, 226107, 251230, 282270, 323010, 329315, 348133, 376845, 395178, 423405, 452214, 592767, 658630, 696266, 753690, 846810, 987945, 1044399, 1130535, 1185534, 1740665, 1975890, 2088798, 2261070, 2436931, 2963835, 3133197, 3481330, 4873862, 5221995, 5927670, 6266394, 7310793, 10443990, 12184655, 14621586, 15665985, 21932379, 24369310, 31331970, 36553965, 43864758, 73107930, 109661895, 219323790]

約数ペア:

[(1, 219323790), (2, 109661895), (3, 73107930), (5, 43864758), (6, 36553965), (7, 31331970), (9, 24369310), (10, 21932379), (14, 15665985), (15, 14621586), (18, 12184655), (21, 10443990), (30, 7310793), (35, 6266394), (37, 5927670), (42, 5221995), (45, 4873862), (63, 3481330), (70, 3133197), (74, 2963835), (90, 2436931), (97, 2261070), (105, 2088798), (111, 1975890), (126, 1740665), (185, 1185534), (194, 1130535), (210, 1044399), (222, 987945), (259, 846810), (291, 753690), (315, 696266), (333, 658630), (370, 592767), (485, 452214), (518, 423405), (555, 395178), (582, 376845), (630, 348133), (666, 329315), (679, 323010), (777, 282270), (873, 251230), (970, 226107), (1110, 197589), (1295, 169362), (1358, 161505), (1455, 150738), (1554, 141135), (1665, 131726), (1746, 125615), (2037, 107670), (2331, 94090), (2590, 84681), (2910, 75369), (3330, 65863), (3395, 64602), (3589, 61110), (3885, 56454), (4074, 53835), (4365, 50246), (4662, 47045), (6111, 35890), (6790, 32301), (7178, 30555), (7770, 28227), (8730, 25123), (9409, 23310), (10185, 21534), (10767, 20370), (11655, 18818), (12222, 17945)]