74993380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 209139840

約数和(自身を除く): 134146460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 121, 133, 140, 154, 190, 209, 220, 233, 242, 266, 308, 380, 385, 418, 466, 484, 532, 605, 665, 770, 836, 847, 932, 1045, 1165, 1210, 1330, 1463, 1540, 1631, 1694, 2090, 2299, 2330, 2420, 2563, 2660, 2926, 3262, 3388, 4180, 4235, 4427, 4598, 4660, 5126, 5852, 6524, 7315, 8155, 8470, 8854, 9196, 10252, 11495, 12815, 14630, 16093, 16310, 16940, 17708, 17941, 22135, 22990, 25630, 28193, 29260, 30989, 32186, 32620, 35882, 44270, 45980, 48697, 51260, 56386, 61978, 64372, 71764, 80465, 88540, 89705, 97394, 112772, 123956, 140965, 154945, 160930, 179410, 194788, 197351, 243485, 281930, 309890, 321860, 340879, 358820, 394702, 486970, 535667, 563860, 619780, 681758, 789404, 973940, 986755, 1071334, 1363516, 1704395, 1973510, 2142668, 2678335, 3408790, 3749669, 3947020, 5356670, 6817580, 7499338, 10713340, 14998676, 18748345, 37496690, 74993380]

約数ペア:

[(1, 74993380), (2, 37496690), (4, 18748345), (5, 14998676), (7, 10713340), (10, 7499338), (11, 6817580), (14, 5356670), (19, 3947020), (20, 3749669), (22, 3408790), (28, 2678335), (35, 2142668), (38, 1973510), (44, 1704395), (55, 1363516), (70, 1071334), (76, 986755), (77, 973940), (95, 789404), (110, 681758), (121, 619780), (133, 563860), (140, 535667), (154, 486970), (190, 394702), (209, 358820), (220, 340879), (233, 321860), (242, 309890), (266, 281930), (308, 243485), (380, 197351), (385, 194788), (418, 179410), (466, 160930), (484, 154945), (532, 140965), (605, 123956), (665, 112772), (770, 97394), (836, 89705), (847, 88540), (932, 80465), (1045, 71764), (1165, 64372), (1210, 61978), (1330, 56386), (1463, 51260), (1540, 48697), (1631, 45980), (1694, 44270), (2090, 35882), (2299, 32620), (2330, 32186), (2420, 30989), (2563, 29260), (2660, 28193), (2926, 25630), (3262, 22990), (3388, 22135), (4180, 17941), (4235, 17708), (4427, 16940), (4598, 16310), (4660, 16093), (5126, 14630), (5852, 12815), (6524, 11495), (7315, 10252), (8155, 9196), (8470, 8854)]