30805308

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1611

約数の個数: 72

約数和(自身を含む): 84848400

約数和(自身を除く): 54043092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1553, 1653, 2204, 3106, 3306, 4659, 4959, 6212, 6612, 9318, 9918, 13977, 18636, 19836, 27954, 29507, 45037, 55908, 59014, 88521, 90074, 118028, 135111, 177042, 180148, 265563, 270222, 354084, 405333, 531126, 540444, 810666, 855703, 1062252, 1621332, 1711406, 2567109, 3422812, 5134218, 7701327, 10268436, 15402654, 30805308]

約数ペア:

[(1, 30805308), (2, 15402654), (3, 10268436), (4, 7701327), (6, 5134218), (9, 3422812), (12, 2567109), (18, 1711406), (19, 1621332), (29, 1062252), (36, 855703), (38, 810666), (57, 540444), (58, 531126), (76, 405333), (87, 354084), (114, 270222), (116, 265563), (171, 180148), (174, 177042), (228, 135111), (261, 118028), (342, 90074), (348, 88521), (522, 59014), (551, 55908), (684, 45037), (1044, 29507), (1102, 27954), (1553, 19836), (1653, 18636), (2204, 13977), (3106, 9918), (3306, 9318), (4659, 6612), (4959, 6212)]