804867140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 2161494720

約数和(自身を除く): 1356627580

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 197, 220, 245, 308, 379, 385, 394, 490, 539, 758, 770, 788, 980, 985, 1078, 1379, 1516, 1540, 1895, 1970, 2156, 2167, 2653, 2695, 2758, 3790, 3940, 4169, 4334, 5306, 5390, 5516, 6895, 7580, 8338, 8668, 9653, 10612, 10780, 10835, 13265, 13790, 15169, 16676, 18571, 19306, 20845, 21670, 26530, 27580, 29183, 30338, 37142, 38612, 41690, 43340, 48265, 53060, 58366, 60676, 74284, 74663, 75845, 83380, 92855, 96530, 106183, 116732, 145915, 149326, 151690, 185710, 193060, 204281, 212366, 291830, 298652, 303380, 371420, 373315, 408562, 424732, 522641, 530915, 583660, 746630, 817124, 821293, 1021405, 1045282, 1061830, 1493260, 1642586, 2042810, 2090564, 2123660, 2613205, 3285172, 3658487, 4085620, 4106465, 5226410, 5749051, 7316974, 8212930, 10452820, 11498102, 14633948, 16425860, 18292435, 22996204, 28745255, 36584870, 40243357, 57490510, 73169740, 80486714, 114981020, 160973428, 201216785, 402433570, 804867140]

約数ペア:

[(1, 804867140), (2, 402433570), (4, 201216785), (5, 160973428), (7, 114981020), (10, 80486714), (11, 73169740), (14, 57490510), (20, 40243357), (22, 36584870), (28, 28745255), (35, 22996204), (44, 18292435), (49, 16425860), (55, 14633948), (70, 11498102), (77, 10452820), (98, 8212930), (110, 7316974), (140, 5749051), (154, 5226410), (196, 4106465), (197, 4085620), (220, 3658487), (245, 3285172), (308, 2613205), (379, 2123660), (385, 2090564), (394, 2042810), (490, 1642586), (539, 1493260), (758, 1061830), (770, 1045282), (788, 1021405), (980, 821293), (985, 817124), (1078, 746630), (1379, 583660), (1516, 530915), (1540, 522641), (1895, 424732), (1970, 408562), (2156, 373315), (2167, 371420), (2653, 303380), (2695, 298652), (2758, 291830), (3790, 212366), (3940, 204281), (4169, 193060), (4334, 185710), (5306, 151690), (5390, 149326), (5516, 145915), (6895, 116732), (7580, 106183), (8338, 96530), (8668, 92855), (9653, 83380), (10612, 75845), (10780, 74663), (10835, 74284), (13265, 60676), (13790, 58366), (15169, 53060), (16676, 48265), (18571, 43340), (19306, 41690), (20845, 38612), (21670, 37142), (26530, 30338), (27580, 29183)]