228347860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 546868224

約数和(自身を除く): 318520364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 41, 52, 62, 65, 82, 124, 130, 155, 164, 205, 260, 310, 403, 410, 533, 620, 691, 806, 820, 1066, 1271, 1382, 1612, 2015, 2132, 2542, 2665, 2764, 3455, 4030, 5084, 5330, 6355, 6910, 8060, 8983, 10660, 12710, 13820, 16523, 17966, 21421, 25420, 28331, 33046, 35932, 42842, 44915, 56662, 66092, 82615, 85684, 89830, 107105, 113324, 141655, 165230, 179660, 214210, 278473, 283310, 330460, 368303, 428420, 556946, 566620, 736606, 878261, 1113892, 1392365, 1473212, 1756522, 1841515, 2784730, 3513044, 3683030, 4391305, 5569460, 7366060, 8782610, 11417393, 17565220, 22834786, 45669572, 57086965, 114173930, 228347860]

約数ペア:

[(1, 228347860), (2, 114173930), (4, 57086965), (5, 45669572), (10, 22834786), (13, 17565220), (20, 11417393), (26, 8782610), (31, 7366060), (41, 5569460), (52, 4391305), (62, 3683030), (65, 3513044), (82, 2784730), (124, 1841515), (130, 1756522), (155, 1473212), (164, 1392365), (205, 1113892), (260, 878261), (310, 736606), (403, 566620), (410, 556946), (533, 428420), (620, 368303), (691, 330460), (806, 283310), (820, 278473), (1066, 214210), (1271, 179660), (1382, 165230), (1612, 141655), (2015, 113324), (2132, 107105), (2542, 89830), (2665, 85684), (2764, 82615), (3455, 66092), (4030, 56662), (5084, 44915), (5330, 42842), (6355, 35932), (6910, 33046), (8060, 28331), (8983, 25420), (10660, 21421), (12710, 17966), (13820, 16523)]