254138490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1$

素因数の和:812

約数の個数: 96

約数和(自身を含む): 699192000

約数和(自身を除く): 445053510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 331, 342, 449, 570, 662, 855, 898, 993, 1347, 1655, 1710, 1986, 2245, 2694, 2979, 3310, 4041, 4490, 4965, 5958, 6289, 6735, 8082, 8531, 9930, 12578, 13470, 14895, 17062, 18867, 20205, 25593, 29790, 31445, 37734, 40410, 42655, 51186, 56601, 62890, 76779, 85310, 94335, 113202, 127965, 148619, 153558, 188670, 255930, 283005, 297238, 383895, 445857, 566010, 743095, 767790, 891714, 1337571, 1486190, 2229285, 2675142, 2823761, 4458570, 5647522, 6687855, 8471283, 13375710, 14118805, 16942566, 25413849, 28237610, 42356415, 50827698, 84712830, 127069245, 254138490]

約数ペア:

[(1, 254138490), (2, 127069245), (3, 84712830), (5, 50827698), (6, 42356415), (9, 28237610), (10, 25413849), (15, 16942566), (18, 14118805), (19, 13375710), (30, 8471283), (38, 6687855), (45, 5647522), (57, 4458570), (90, 2823761), (95, 2675142), (114, 2229285), (171, 1486190), (190, 1337571), (285, 891714), (331, 767790), (342, 743095), (449, 566010), (570, 445857), (662, 383895), (855, 297238), (898, 283005), (993, 255930), (1347, 188670), (1655, 153558), (1710, 148619), (1986, 127965), (2245, 113202), (2694, 94335), (2979, 85310), (3310, 76779), (4041, 62890), (4490, 56601), (4965, 51186), (5958, 42655), (6289, 40410), (6735, 37734), (8082, 31445), (8531, 29790), (9930, 25593), (12578, 20205), (13470, 18867), (14895, 17062)]