40872672

素因数分解:

$2^5\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1176

約数の個数: 72

約数和(自身を含む): 117182520

約数和(自身を除く): 76309848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 139, 144, 278, 288, 417, 556, 834, 1021, 1112, 1251, 1668, 2042, 2224, 2502, 3063, 3336, 4084, 4448, 5004, 6126, 6672, 8168, 9189, 10008, 12252, 13344, 16336, 18378, 20016, 24504, 32672, 36756, 40032, 49008, 73512, 98016, 141919, 147024, 283838, 294048, 425757, 567676, 851514, 1135352, 1277271, 1703028, 2270704, 2554542, 3406056, 4541408, 5109084, 6812112, 10218168, 13624224, 20436336, 40872672]

約数ペア:

[(1, 40872672), (2, 20436336), (3, 13624224), (4, 10218168), (6, 6812112), (8, 5109084), (9, 4541408), (12, 3406056), (16, 2554542), (18, 2270704), (24, 1703028), (32, 1277271), (36, 1135352), (48, 851514), (72, 567676), (96, 425757), (139, 294048), (144, 283838), (278, 147024), (288, 141919), (417, 98016), (556, 73512), (834, 49008), (1021, 40032), (1112, 36756), (1251, 32672), (1668, 24504), (2042, 20016), (2224, 18378), (2502, 16336), (3063, 13344), (3336, 12252), (4084, 10008), (4448, 9189), (5004, 8168), (6126, 6672)]