1691980740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{408691}}^1$

素因数の和:408729

約数の個数: 72

約数和(自身を含む): 5355499968

約数和(自身を除く): 3663519228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 408691, 817382, 1226073, 1634764, 2043455, 2452146, 3678219, 4086910, 4904292, 6130365, 7356438, 8173820, 9399893, 12260730, 14712876, 18391095, 18799786, 24521460, 28199679, 36782190, 37599572, 46999465, 56399358, 73564380, 84599037, 93998930, 112798716, 140998395, 169198074, 187997860, 281996790, 338396148, 422995185, 563993580, 845990370, 1691980740]

約数ペア:

[(1, 1691980740), (2, 845990370), (3, 563993580), (4, 422995185), (5, 338396148), (6, 281996790), (9, 187997860), (10, 169198074), (12, 140998395), (15, 112798716), (18, 93998930), (20, 84599037), (23, 73564380), (30, 56399358), (36, 46999465), (45, 37599572), (46, 36782190), (60, 28199679), (69, 24521460), (90, 18799786), (92, 18391095), (115, 14712876), (138, 12260730), (180, 9399893), (207, 8173820), (230, 7356438), (276, 6130365), (345, 4904292), (414, 4086910), (460, 3678219), (690, 2452146), (828, 2043455), (1035, 1634764), (1380, 1226073), (2070, 817382), (4140, 408691)]