145685680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11311}}^1$

素因数の和:11354

約数の個数: 80

約数和(自身を含む): 403974144

約数和(自身を除く): 258288464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 11311, 12880, 22622, 45244, 56555, 79177, 90488, 113110, 158354, 180976, 226220, 260153, 316708, 395885, 452440, 520306, 633416, 791770, 904880, 1040612, 1266832, 1300765, 1583540, 1821071, 2081224, 2601530, 3167080, 3642142, 4162448, 5203060, 6334160, 7284284, 9105355, 10406120, 14568568, 18210710, 20812240, 29137136, 36421420, 72842840, 145685680]

約数ペア:

[(1, 145685680), (2, 72842840), (4, 36421420), (5, 29137136), (7, 20812240), (8, 18210710), (10, 14568568), (14, 10406120), (16, 9105355), (20, 7284284), (23, 6334160), (28, 5203060), (35, 4162448), (40, 3642142), (46, 3167080), (56, 2601530), (70, 2081224), (80, 1821071), (92, 1583540), (112, 1300765), (115, 1266832), (140, 1040612), (161, 904880), (184, 791770), (230, 633416), (280, 520306), (322, 452440), (368, 395885), (460, 316708), (560, 260153), (644, 226220), (805, 180976), (920, 158354), (1288, 113110), (1610, 90488), (1840, 79177), (2576, 56555), (3220, 45244), (6440, 22622), (11311, 12880)]