30783420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9001}}^1$

素因数の和:9035

約数の個数: 72

約数和(自身を含む): 98301840

約数和(自身を除く): 67518420

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, 9001, 18002, 27003, 36004, 45005, 54006, 81009, 90010, 108012, 135015, 162018, 171019, 180020, 270030, 324036, 342038, 405045, 513057, 540060, 684076, 810090, 855095, 1026114, 1539171, 1620180, 1710190, 2052228, 2565285, 3078342, 3420380, 5130570, 6156684, 7695855, 10261140, 15391710, 30783420]

約数ペア:

[(1, 30783420), (2, 15391710), (3, 10261140), (4, 7695855), (5, 6156684), (6, 5130570), (9, 3420380), (10, 3078342), (12, 2565285), (15, 2052228), (18, 1710190), (19, 1620180), (20, 1539171), (30, 1026114), (36, 855095), (38, 810090), (45, 684076), (57, 540060), (60, 513057), (76, 405045), (90, 342038), (95, 324036), (114, 270030), (171, 180020), (180, 171019), (190, 162018), (228, 135015), (285, 108012), (342, 90010), (380, 81009), (570, 54006), (684, 45005), (855, 36004), (1140, 27003), (1710, 18002), (3420, 9001)]