420809940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{13999}}^1$

素因数の和:14181

約数の個数: 72

約数和(自身を含む): 1284192000

約数和(自身を除く): 863382060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 835, 1002, 1503, 1670, 2004, 2505, 3006, 3340, 5010, 6012, 7515, 10020, 13999, 15030, 27998, 30060, 41997, 55996, 69995, 83994, 125991, 139990, 167988, 209985, 251982, 279980, 419970, 503964, 629955, 839940, 1259910, 2337833, 2519820, 4675666, 7013499, 9351332, 11689165, 14026998, 21040497, 23378330, 28053996, 35067495, 42080994, 46756660, 70134990, 84161988, 105202485, 140269980, 210404970, 420809940]

約数ペア:

[(1, 420809940), (2, 210404970), (3, 140269980), (4, 105202485), (5, 84161988), (6, 70134990), (9, 46756660), (10, 42080994), (12, 35067495), (15, 28053996), (18, 23378330), (20, 21040497), (30, 14026998), (36, 11689165), (45, 9351332), (60, 7013499), (90, 4675666), (167, 2519820), (180, 2337833), (334, 1259910), (501, 839940), (668, 629955), (835, 503964), (1002, 419970), (1503, 279980), (1670, 251982), (2004, 209985), (2505, 167988), (3006, 139990), (3340, 125991), (5010, 83994), (6012, 69995), (7515, 55996), (10020, 41997), (13999, 30060), (15030, 27998)]