30260120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 75146400

約数和(自身を除く): 44886280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 709, 776, 970, 1067, 1418, 1940, 2134, 2836, 3545, 3880, 4268, 5335, 5672, 7090, 7799, 8536, 10670, 14180, 15598, 21340, 28360, 31196, 38995, 42680, 62392, 68773, 77990, 137546, 155980, 275092, 311960, 343865, 550184, 687730, 756503, 1375460, 1513006, 2750920, 3026012, 3782515, 6052024, 7565030, 15130060, 30260120]

約数ペア:

[(1, 30260120), (2, 15130060), (4, 7565030), (5, 6052024), (8, 3782515), (10, 3026012), (11, 2750920), (20, 1513006), (22, 1375460), (40, 756503), (44, 687730), (55, 550184), (88, 343865), (97, 311960), (110, 275092), (194, 155980), (220, 137546), (388, 77990), (440, 68773), (485, 62392), (709, 42680), (776, 38995), (970, 31196), (1067, 28360), (1418, 21340), (1940, 15598), (2134, 14180), (2836, 10670), (3545, 8536), (3880, 7799), (4268, 7090), (5335, 5672)]