129242260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2789}}^1$

素因数の和:3136

約数の個数: 48

約数和(自身を含む): 311230080

約数和(自身を除く): 181987820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 331, 662, 1324, 1655, 2317, 2789, 3310, 4634, 5578, 6620, 9268, 11156, 11585, 13945, 19523, 23170, 27890, 39046, 46340, 55780, 78092, 97615, 195230, 390460, 923159, 1846318, 3692636, 4615795, 6462113, 9231590, 12924226, 18463180, 25848452, 32310565, 64621130, 129242260]

約数ペア:

[(1, 129242260), (2, 64621130), (4, 32310565), (5, 25848452), (7, 18463180), (10, 12924226), (14, 9231590), (20, 6462113), (28, 4615795), (35, 3692636), (70, 1846318), (140, 923159), (331, 390460), (662, 195230), (1324, 97615), (1655, 78092), (2317, 55780), (2789, 46340), (3310, 39046), (4634, 27890), (5578, 23170), (6620, 19523), (9268, 13945), (11156, 11585)]