30541240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 72705600

約数和(自身を除く): 42164360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 373, 445, 460, 712, 746, 890, 920, 1492, 1780, 1865, 2047, 2984, 3560, 3730, 4094, 7460, 8188, 8579, 10235, 14920, 16376, 17158, 20470, 33197, 34316, 40940, 42895, 66394, 68632, 81880, 85790, 132788, 165985, 171580, 265576, 331970, 343160, 663940, 763531, 1327880, 1527062, 3054124, 3817655, 6108248, 7635310, 15270620, 30541240]

約数ペア:

[(1, 30541240), (2, 15270620), (4, 7635310), (5, 6108248), (8, 3817655), (10, 3054124), (20, 1527062), (23, 1327880), (40, 763531), (46, 663940), (89, 343160), (92, 331970), (115, 265576), (178, 171580), (184, 165985), (230, 132788), (356, 85790), (373, 81880), (445, 68632), (460, 66394), (712, 42895), (746, 40940), (890, 34316), (920, 33197), (1492, 20470), (1780, 17158), (1865, 16376), (2047, 14920), (2984, 10235), (3560, 8579), (3730, 8188), (4094, 7460)]