189834700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 489968640

約数和(自身を除く): 300133940

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 31, 38, 44, 50, 55, 62, 76, 95, 100, 110, 124, 155, 190, 209, 220, 275, 293, 310, 341, 380, 418, 475, 550, 586, 589, 620, 682, 775, 836, 950, 1045, 1100, 1172, 1178, 1364, 1465, 1550, 1705, 1900, 2090, 2356, 2930, 2945, 3100, 3223, 3410, 4180, 5225, 5567, 5860, 5890, 6446, 6479, 6820, 7325, 8525, 9083, 10450, 11134, 11780, 12892, 12958, 14650, 14725, 16115, 17050, 18166, 20900, 22268, 25916, 27835, 29300, 29450, 32230, 32395, 34100, 36332, 45415, 55670, 58900, 61237, 64460, 64790, 80575, 90830, 99913, 111340, 122474, 129580, 139175, 161150, 161975, 172577, 181660, 199826, 227075, 244948, 278350, 306185, 322300, 323950, 345154, 399652, 454150, 499565, 556700, 612370, 647900, 690308, 862885, 908300, 999130, 1224740, 1530925, 1725770, 1898347, 1998260, 2497825, 3061850, 3451540, 3796694, 4314425, 4995650, 6123700, 7593388, 8628850, 9491735, 9991300, 17257700, 18983470, 37966940, 47458675, 94917350, 189834700]

約数ペア:

[(1, 189834700), (2, 94917350), (4, 47458675), (5, 37966940), (10, 18983470), (11, 17257700), (19, 9991300), (20, 9491735), (22, 8628850), (25, 7593388), (31, 6123700), (38, 4995650), (44, 4314425), (50, 3796694), (55, 3451540), (62, 3061850), (76, 2497825), (95, 1998260), (100, 1898347), (110, 1725770), (124, 1530925), (155, 1224740), (190, 999130), (209, 908300), (220, 862885), (275, 690308), (293, 647900), (310, 612370), (341, 556700), (380, 499565), (418, 454150), (475, 399652), (550, 345154), (586, 323950), (589, 322300), (620, 306185), (682, 278350), (775, 244948), (836, 227075), (950, 199826), (1045, 181660), (1100, 172577), (1172, 161975), (1178, 161150), (1364, 139175), (1465, 129580), (1550, 122474), (1705, 111340), (1900, 99913), (2090, 90830), (2356, 80575), (2930, 64790), (2945, 64460), (3100, 61237), (3223, 58900), (3410, 55670), (4180, 45415), (5225, 36332), (5567, 34100), (5860, 32395), (5890, 32230), (6446, 29450), (6479, 29300), (6820, 27835), (7325, 25916), (8525, 22268), (9083, 20900), (10450, 18166), (11134, 17050), (11780, 16115), (12892, 14725), (12958, 14650)]