80134020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23431}}^1$

素因数の和:23465

約数の個数: 72

約数和(自身を含む): 255877440

約数和(自身を除く): 175743420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 23431, 46862, 70293, 93724, 117155, 140586, 210879, 234310, 281172, 351465, 421758, 445189, 468620, 702930, 843516, 890378, 1054395, 1335567, 1405860, 1780756, 2108790, 2225945, 2671134, 4006701, 4217580, 4451890, 5342268, 6677835, 8013402, 8903780, 13355670, 16026804, 20033505, 26711340, 40067010, 80134020]

約数ペア:

[(1, 80134020), (2, 40067010), (3, 26711340), (4, 20033505), (5, 16026804), (6, 13355670), (9, 8903780), (10, 8013402), (12, 6677835), (15, 5342268), (18, 4451890), (19, 4217580), (20, 4006701), (30, 2671134), (36, 2225945), (38, 2108790), (45, 1780756), (57, 1405860), (60, 1335567), (76, 1054395), (90, 890378), (95, 843516), (114, 702930), (171, 468620), (180, 445189), (190, 421758), (228, 351465), (285, 281172), (342, 234310), (380, 210879), (570, 140586), (684, 117155), (855, 93724), (1140, 70293), (1710, 46862), (3420, 23431)]