180291228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4679}}^1$

素因数の和:4731

約数の個数: 72

約数和(自身を含む): 479606400

約数和(自身を除く): 299315172

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 676, 741, 988, 1014, 1482, 2028, 2964, 3211, 4679, 6422, 9358, 9633, 12844, 14037, 18716, 19266, 28074, 38532, 56148, 60827, 88901, 121654, 177802, 182481, 243308, 266703, 355604, 364962, 533406, 729924, 790751, 1066812, 1155713, 1581502, 2311426, 2372253, 3163004, 3467139, 4622852, 4744506, 6934278, 9489012, 13868556, 15024269, 30048538, 45072807, 60097076, 90145614, 180291228]

約数ペア:

[(1, 180291228), (2, 90145614), (3, 60097076), (4, 45072807), (6, 30048538), (12, 15024269), (13, 13868556), (19, 9489012), (26, 6934278), (38, 4744506), (39, 4622852), (52, 3467139), (57, 3163004), (76, 2372253), (78, 2311426), (114, 1581502), (156, 1155713), (169, 1066812), (228, 790751), (247, 729924), (338, 533406), (494, 364962), (507, 355604), (676, 266703), (741, 243308), (988, 182481), (1014, 177802), (1482, 121654), (2028, 88901), (2964, 60827), (3211, 56148), (4679, 38532), (6422, 28074), (9358, 19266), (9633, 18716), (12844, 14037)]