72409560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1823}}^1$

素因数の和:2168

約数の個数: 64

約数和(自身を含む): 218004480

約数和(自身を除く): 145594920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 662, 993, 1324, 1655, 1823, 1986, 2648, 3310, 3646, 3972, 4965, 5469, 6620, 7292, 7944, 9115, 9930, 10938, 13240, 14584, 18230, 19860, 21876, 27345, 36460, 39720, 43752, 54690, 72920, 109380, 218760, 603413, 1206826, 1810239, 2413652, 3017065, 3620478, 4827304, 6034130, 7240956, 9051195, 12068260, 14481912, 18102390, 24136520, 36204780, 72409560]

約数ペア:

[(1, 72409560), (2, 36204780), (3, 24136520), (4, 18102390), (5, 14481912), (6, 12068260), (8, 9051195), (10, 7240956), (12, 6034130), (15, 4827304), (20, 3620478), (24, 3017065), (30, 2413652), (40, 1810239), (60, 1206826), (120, 603413), (331, 218760), (662, 109380), (993, 72920), (1324, 54690), (1655, 43752), (1823, 39720), (1986, 36460), (2648, 27345), (3310, 21876), (3646, 19860), (3972, 18230), (4965, 14584), (5469, 13240), (6620, 10938), (7292, 9930), (7944, 9115)]