120621720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2399}}^1$

素因数の和:2832

約数の個数: 64

約数和(自身を含む): 362880000

約数和(自身を除く): 242258280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 419, 838, 1257, 1676, 2095, 2399, 2514, 3352, 4190, 4798, 5028, 6285, 7197, 8380, 9596, 10056, 11995, 12570, 14394, 16760, 19192, 23990, 25140, 28788, 35985, 47980, 50280, 57576, 71970, 95960, 143940, 287880, 1005181, 2010362, 3015543, 4020724, 5025905, 6031086, 8041448, 10051810, 12062172, 15077715, 20103620, 24124344, 30155430, 40207240, 60310860, 120621720]

約数ペア:

[(1, 120621720), (2, 60310860), (3, 40207240), (4, 30155430), (5, 24124344), (6, 20103620), (8, 15077715), (10, 12062172), (12, 10051810), (15, 8041448), (20, 6031086), (24, 5025905), (30, 4020724), (40, 3015543), (60, 2010362), (120, 1005181), (419, 287880), (838, 143940), (1257, 95960), (1676, 71970), (2095, 57576), (2399, 50280), (2514, 47980), (3352, 35985), (4190, 28788), (4798, 25140), (5028, 23990), (6285, 19192), (7197, 16760), (8380, 14394), (9596, 12570), (10056, 11995)]