72960680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 182619360

約数和(自身を除く): 109658680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 169, 172, 215, 251, 260, 338, 344, 430, 502, 520, 559, 676, 845, 860, 1004, 1118, 1255, 1352, 1690, 1720, 2008, 2236, 2510, 2795, 3263, 3380, 4472, 5020, 5590, 6526, 6760, 7267, 10040, 10793, 11180, 13052, 14534, 16315, 21586, 22360, 26104, 29068, 32630, 36335, 42419, 43172, 53965, 58136, 65260, 72670, 84838, 86344, 107930, 130520, 140309, 145340, 169676, 212095, 215860, 280618, 290680, 339352, 424190, 431720, 561236, 701545, 848380, 1122472, 1403090, 1696760, 1824017, 2806180, 3648034, 5612360, 7296068, 9120085, 14592136, 18240170, 36480340, 72960680]

約数ペア:

[(1, 72960680), (2, 36480340), (4, 18240170), (5, 14592136), (8, 9120085), (10, 7296068), (13, 5612360), (20, 3648034), (26, 2806180), (40, 1824017), (43, 1696760), (52, 1403090), (65, 1122472), (86, 848380), (104, 701545), (130, 561236), (169, 431720), (172, 424190), (215, 339352), (251, 290680), (260, 280618), (338, 215860), (344, 212095), (430, 169676), (502, 145340), (520, 140309), (559, 130520), (676, 107930), (845, 86344), (860, 84838), (1004, 72670), (1118, 65260), (1255, 58136), (1352, 53965), (1690, 43172), (1720, 42419), (2008, 36335), (2236, 32630), (2510, 29068), (2795, 26104), (3263, 22360), (3380, 21586), (4472, 16315), (5020, 14534), (5590, 13052), (6526, 11180), (6760, 10793), (7267, 10040)]