15120180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{503}}^1$

素因数の和:685

約数の個数: 72

約数和(自身を含む): 46230912

約数和(自身を除く): 31110732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 503, 668, 835, 1002, 1006, 1503, 1509, 1670, 2004, 2012, 2505, 2515, 3006, 3018, 3340, 4527, 5010, 5030, 6012, 6036, 7515, 7545, 9054, 10020, 10060, 15030, 15090, 18108, 22635, 30060, 30180, 45270, 84001, 90540, 168002, 252003, 336004, 420005, 504006, 756009, 840010, 1008012, 1260015, 1512018, 1680020, 2520030, 3024036, 3780045, 5040060, 7560090, 15120180]

約数ペア:

[(1, 15120180), (2, 7560090), (3, 5040060), (4, 3780045), (5, 3024036), (6, 2520030), (9, 1680020), (10, 1512018), (12, 1260015), (15, 1008012), (18, 840010), (20, 756009), (30, 504006), (36, 420005), (45, 336004), (60, 252003), (90, 168002), (167, 90540), (180, 84001), (334, 45270), (501, 30180), (503, 30060), (668, 22635), (835, 18108), (1002, 15090), (1006, 15030), (1503, 10060), (1509, 10020), (1670, 9054), (2004, 7545), (2012, 7515), (2505, 6036), (2515, 6012), (3006, 5030), (3018, 5010), (3340, 4527)]