290237610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{744199}}^1$

素因数の和:744222

約数の個数: 32

約数和(自身を含む): 750153600

約数和(自身を除く): 459915990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 744199, 1488398, 2232597, 3720995, 4465194, 7441990, 9674587, 11162985, 19349174, 22325970, 29023761, 48372935, 58047522, 96745870, 145118805, 290237610]

約数ペア:

[(1, 290237610), (2, 145118805), (3, 96745870), (5, 58047522), (6, 48372935), (10, 29023761), (13, 22325970), (15, 19349174), (26, 11162985), (30, 9674587), (39, 7441990), (65, 4465194), (78, 3720995), (130, 2232597), (195, 1488398), (390, 744199)]