30711460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 73890432

約数和(自身を除く): 43178972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 43, 52, 65, 67, 82, 86, 130, 134, 164, 172, 205, 215, 260, 268, 335, 410, 430, 533, 559, 670, 820, 860, 871, 1066, 1118, 1340, 1742, 1763, 2132, 2236, 2665, 2747, 2795, 2881, 3484, 3526, 4355, 5330, 5494, 5590, 5762, 7052, 8710, 8815, 10660, 10988, 11180, 11524, 13735, 14405, 17420, 17630, 22919, 27470, 28810, 35260, 35711, 37453, 45838, 54940, 57620, 71422, 74906, 91676, 114595, 118121, 142844, 149812, 178555, 187265, 229190, 236242, 357110, 374530, 458380, 472484, 590605, 714220, 749060, 1181210, 1535573, 2362420, 3071146, 6142292, 7677865, 15355730, 30711460]

約数ペア:

[(1, 30711460), (2, 15355730), (4, 7677865), (5, 6142292), (10, 3071146), (13, 2362420), (20, 1535573), (26, 1181210), (41, 749060), (43, 714220), (52, 590605), (65, 472484), (67, 458380), (82, 374530), (86, 357110), (130, 236242), (134, 229190), (164, 187265), (172, 178555), (205, 149812), (215, 142844), (260, 118121), (268, 114595), (335, 91676), (410, 74906), (430, 71422), (533, 57620), (559, 54940), (670, 45838), (820, 37453), (860, 35711), (871, 35260), (1066, 28810), (1118, 27470), (1340, 22919), (1742, 17630), (1763, 17420), (2132, 14405), (2236, 13735), (2665, 11524), (2747, 11180), (2795, 10988), (2881, 10660), (3484, 8815), (3526, 8710), (4355, 7052), (5330, 5762), (5494, 5590)]