211272360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135431}}^1$

素因数の和:135458

約数の個数: 64

約数和(自身を含む): 682577280

約数和(自身を除く): 471304920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 135431, 270862, 406293, 541724, 677155, 812586, 1083448, 1354310, 1625172, 1760603, 2031465, 2708620, 3250344, 3521206, 4062930, 5281809, 5417240, 7042412, 8125860, 8803015, 10563618, 14084824, 16251720, 17606030, 21127236, 26409045, 35212060, 42254472, 52818090, 70424120, 105636180, 211272360]

約数ペア:

[(1, 211272360), (2, 105636180), (3, 70424120), (4, 52818090), (5, 42254472), (6, 35212060), (8, 26409045), (10, 21127236), (12, 17606030), (13, 16251720), (15, 14084824), (20, 10563618), (24, 8803015), (26, 8125860), (30, 7042412), (39, 5417240), (40, 5281809), (52, 4062930), (60, 3521206), (65, 3250344), (78, 2708620), (104, 2031465), (120, 1760603), (130, 1625172), (156, 1354310), (195, 1083448), (260, 812586), (312, 677155), (390, 541724), (520, 406293), (780, 270862), (1560, 135431)]