1421578260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{272333}}^1$

素因数の和:272377

約数の個数: 72

約数和(自身を含む): 4460830920

約数和(自身を除く): 3039252660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 272333, 544666, 816999, 1089332, 1361665, 1633998, 2450997, 2723330, 3267996, 4084995, 4901994, 5446660, 7897657, 8169990, 9803988, 12254985, 15795314, 16339980, 23692971, 24509970, 31590628, 39488285, 47385942, 49019940, 71078913, 78976570, 94771884, 118464855, 142157826, 157953140, 236929710, 284315652, 355394565, 473859420, 710789130, 1421578260]

約数ペア:

[(1, 1421578260), (2, 710789130), (3, 473859420), (4, 355394565), (5, 284315652), (6, 236929710), (9, 157953140), (10, 142157826), (12, 118464855), (15, 94771884), (18, 78976570), (20, 71078913), (29, 49019940), (30, 47385942), (36, 39488285), (45, 31590628), (58, 24509970), (60, 23692971), (87, 16339980), (90, 15795314), (116, 12254985), (145, 9803988), (174, 8169990), (180, 7897657), (261, 5446660), (290, 4901994), (348, 4084995), (435, 3267996), (522, 2723330), (580, 2450997), (870, 1633998), (1044, 1361665), (1305, 1089332), (1740, 816999), (2610, 544666), (5220, 272333)]