2780451108

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{13241}}^1$

素因数の和:13577

約数の個数: 72

約数和(自身を含む): 7422935520

約数和(自身を除く): 4642484412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 307, 342, 614, 684, 921, 1228, 1842, 2763, 3684, 5526, 5833, 11052, 11666, 13241, 17499, 23332, 26482, 34998, 39723, 52497, 52964, 69996, 79446, 104994, 119169, 158892, 209988, 238338, 251579, 476676, 503158, 754737, 1006316, 1509474, 2264211, 3018948, 4064987, 4528422, 8129974, 9056844, 12194961, 16259948, 24389922, 36584883, 48779844, 73169766, 77234753, 146339532, 154469506, 231704259, 308939012, 463408518, 695112777, 926817036, 1390225554, 2780451108]

約数ペア:

[(1, 2780451108), (2, 1390225554), (3, 926817036), (4, 695112777), (6, 463408518), (9, 308939012), (12, 231704259), (18, 154469506), (19, 146339532), (36, 77234753), (38, 73169766), (57, 48779844), (76, 36584883), (114, 24389922), (171, 16259948), (228, 12194961), (307, 9056844), (342, 8129974), (614, 4528422), (684, 4064987), (921, 3018948), (1228, 2264211), (1842, 1509474), (2763, 1006316), (3684, 754737), (5526, 503158), (5833, 476676), (11052, 251579), (11666, 238338), (13241, 209988), (17499, 158892), (23332, 119169), (26482, 104994), (34998, 79446), (39723, 69996), (52497, 52964)]