30954780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7477}}^1$

素因数の和:7515

約数の個数: 72

約数和(自身を含む): 97991712

約数和(自身を除く): 67036932

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, 7477, 14954, 22431, 29908, 37385, 44862, 67293, 74770, 89724, 112155, 134586, 149540, 171971, 224310, 269172, 336465, 343942, 448620, 515913, 672930, 687884, 859855, 1031826, 1345860, 1547739, 1719710, 2063652, 2579565, 3095478, 3439420, 5159130, 6190956, 7738695, 10318260, 15477390, 30954780]

約数ペア:

[(1, 30954780), (2, 15477390), (3, 10318260), (4, 7738695), (5, 6190956), (6, 5159130), (9, 3439420), (10, 3095478), (12, 2579565), (15, 2063652), (18, 1719710), (20, 1547739), (23, 1345860), (30, 1031826), (36, 859855), (45, 687884), (46, 672930), (60, 515913), (69, 448620), (90, 343942), (92, 336465), (115, 269172), (138, 224310), (180, 171971), (207, 149540), (230, 134586), (276, 112155), (345, 89724), (414, 74770), (460, 67293), (690, 44862), (828, 37385), (1035, 29908), (1380, 22431), (2070, 14954), (4140, 7477)]