74974020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 241315200

約数和(自身を除く): 166341180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 92, 110, 115, 121, 132, 138, 165, 220, 230, 242, 253, 276, 330, 345, 363, 449, 460, 484, 506, 605, 660, 690, 726, 759, 898, 1012, 1210, 1265, 1347, 1380, 1452, 1518, 1796, 1815, 2245, 2420, 2530, 2694, 2783, 3036, 3630, 3795, 4490, 4939, 5060, 5388, 5566, 6735, 7260, 7590, 8349, 8980, 9878, 10327, 11132, 13470, 13915, 14817, 15180, 16698, 19756, 20654, 24695, 26940, 27830, 29634, 30981, 33396, 41308, 41745, 49390, 51635, 54329, 55660, 59268, 61962, 74085, 83490, 98780, 103270, 108658, 113597, 123924, 148170, 154905, 162987, 166980, 206540, 217316, 227194, 271645, 296340, 309810, 325974, 340791, 454388, 543290, 567985, 619620, 651948, 681582, 814935, 1086580, 1135970, 1249567, 1363164, 1629870, 1703955, 2271940, 2499134, 3259740, 3407910, 3748701, 4998268, 6247835, 6815820, 7497402, 12495670, 14994804, 18743505, 24991340, 37487010, 74974020]

約数ペア:

[(1, 74974020), (2, 37487010), (3, 24991340), (4, 18743505), (5, 14994804), (6, 12495670), (10, 7497402), (11, 6815820), (12, 6247835), (15, 4998268), (20, 3748701), (22, 3407910), (23, 3259740), (30, 2499134), (33, 2271940), (44, 1703955), (46, 1629870), (55, 1363164), (60, 1249567), (66, 1135970), (69, 1086580), (92, 814935), (110, 681582), (115, 651948), (121, 619620), (132, 567985), (138, 543290), (165, 454388), (220, 340791), (230, 325974), (242, 309810), (253, 296340), (276, 271645), (330, 227194), (345, 217316), (363, 206540), (449, 166980), (460, 162987), (484, 154905), (506, 148170), (605, 123924), (660, 113597), (690, 108658), (726, 103270), (759, 98780), (898, 83490), (1012, 74085), (1210, 61962), (1265, 59268), (1347, 55660), (1380, 54329), (1452, 51635), (1518, 49390), (1796, 41745), (1815, 41308), (2245, 33396), (2420, 30981), (2530, 29634), (2694, 27830), (2783, 26940), (3036, 24695), (3630, 20654), (3795, 19756), (4490, 16698), (4939, 15180), (5060, 14817), (5388, 13915), (5566, 13470), (6735, 11132), (7260, 10327), (7590, 9878), (8349, 8980)]