397222020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{169753}}^1$

素因数の和:169781

約数の個数: 72

約数和(自身を含む): 1297599576

約数和(自身を除く): 900377556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 169753, 339506, 509259, 679012, 848765, 1018518, 1527777, 1697530, 2037036, 2206789, 2546295, 3055554, 3395060, 4413578, 5092590, 6111108, 6620367, 7638885, 8827156, 10185180, 11033945, 13240734, 15277770, 19861101, 22067890, 26481468, 30555540, 33101835, 39722202, 44135780, 66203670, 79444404, 99305505, 132407340, 198611010, 397222020]

約数ペア:

[(1, 397222020), (2, 198611010), (3, 132407340), (4, 99305505), (5, 79444404), (6, 66203670), (9, 44135780), (10, 39722202), (12, 33101835), (13, 30555540), (15, 26481468), (18, 22067890), (20, 19861101), (26, 15277770), (30, 13240734), (36, 11033945), (39, 10185180), (45, 8827156), (52, 7638885), (60, 6620367), (65, 6111108), (78, 5092590), (90, 4413578), (117, 3395060), (130, 3055554), (156, 2546295), (180, 2206789), (195, 2037036), (234, 1697530), (260, 1527777), (390, 1018518), (468, 848765), (585, 679012), (780, 509259), (1170, 339506), (2340, 169753)]