283481820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3967}}^1$

素因数の和:4379

約数の個数: 72

約数和(自身を含む): 862278144

約数和(自身を除く): 578796324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 3573, 3967, 3970, 4764, 5955, 7146, 7934, 7940, 11901, 11910, 14292, 15868, 17865, 19835, 23802, 23820, 35703, 35730, 39670, 47604, 59505, 71406, 71460, 79340, 119010, 142812, 178515, 238020, 357030, 714060, 1574899, 3149798, 4724697, 6299596, 7874495, 9449394, 14174091, 15748990, 18898788, 23623485, 28348182, 31497980, 47246970, 56696364, 70870455, 94493940, 141740910, 283481820]

約数ペア:

[(1, 283481820), (2, 141740910), (3, 94493940), (4, 70870455), (5, 56696364), (6, 47246970), (9, 31497980), (10, 28348182), (12, 23623485), (15, 18898788), (18, 15748990), (20, 14174091), (30, 9449394), (36, 7874495), (45, 6299596), (60, 4724697), (90, 3149798), (180, 1574899), (397, 714060), (794, 357030), (1191, 238020), (1588, 178515), (1985, 142812), (2382, 119010), (3573, 79340), (3967, 71460), (3970, 71406), (4764, 59505), (5955, 47604), (7146, 39670), (7934, 35730), (7940, 35703), (11901, 23820), (11910, 23802), (14292, 19835), (15868, 17865)]