2720430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 7154784

約数和(自身を除く): 4434354

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 167, 181, 334, 362, 501, 543, 835, 905, 1002, 1086, 1503, 1629, 1670, 1810, 2505, 2715, 3006, 3258, 5010, 5430, 7515, 8145, 15030, 16290, 30227, 60454, 90681, 151135, 181362, 272043, 302270, 453405, 544086, 906810, 1360215, 2720430]

約数ペア:

[(1, 2720430), (2, 1360215), (3, 906810), (5, 544086), (6, 453405), (9, 302270), (10, 272043), (15, 181362), (18, 151135), (30, 90681), (45, 60454), (90, 30227), (167, 16290), (181, 15030), (334, 8145), (362, 7515), (501, 5430), (543, 5010), (835, 3258), (905, 3006), (1002, 2715), (1086, 2505), (1503, 1810), (1629, 1670)]