81137808

素因数分解:

$2^4\times 3^3\times {\mathrm{61}}^1\times {\mathrm{3079}}^1$

素因数の和:3157

約数の個数: 80

約数和(自身を含む): 236790400

約数和(自身を除く): 155652592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 108, 122, 144, 183, 216, 244, 366, 432, 488, 549, 732, 976, 1098, 1464, 1647, 2196, 2928, 3079, 3294, 4392, 6158, 6588, 8784, 9237, 12316, 13176, 18474, 24632, 26352, 27711, 36948, 49264, 55422, 73896, 83133, 110844, 147792, 166266, 187819, 221688, 332532, 375638, 443376, 563457, 665064, 751276, 1126914, 1330128, 1502552, 1690371, 2253828, 3005104, 3380742, 4507656, 5071113, 6761484, 9015312, 10142226, 13522968, 20284452, 27045936, 40568904, 81137808]

約数ペア:

[(1, 81137808), (2, 40568904), (3, 27045936), (4, 20284452), (6, 13522968), (8, 10142226), (9, 9015312), (12, 6761484), (16, 5071113), (18, 4507656), (24, 3380742), (27, 3005104), (36, 2253828), (48, 1690371), (54, 1502552), (61, 1330128), (72, 1126914), (108, 751276), (122, 665064), (144, 563457), (183, 443376), (216, 375638), (244, 332532), (366, 221688), (432, 187819), (488, 166266), (549, 147792), (732, 110844), (976, 83133), (1098, 73896), (1464, 55422), (1647, 49264), (2196, 36948), (2928, 27711), (3079, 26352), (3294, 24632), (4392, 18474), (6158, 13176), (6588, 12316), (8784, 9237)]