72917040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43403}}^1$

素因数の和:43426

約数の個数: 80

約数和(自身を含む): 258340608

約数和(自身を除く): 185423568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 43403, 86806, 130209, 173612, 217015, 260418, 303821, 347224, 434030, 520836, 607642, 651045, 694448, 868060, 911463, 1041672, 1215284, 1302090, 1519105, 1736120, 1822926, 2083344, 2430568, 2604180, 3038210, 3472240, 3645852, 4557315, 4861136, 5208360, 6076420, 7291704, 9114630, 10416720, 12152840, 14583408, 18229260, 24305680, 36458520, 72917040]

約数ペア:

[(1, 72917040), (2, 36458520), (3, 24305680), (4, 18229260), (5, 14583408), (6, 12152840), (7, 10416720), (8, 9114630), (10, 7291704), (12, 6076420), (14, 5208360), (15, 4861136), (16, 4557315), (20, 3645852), (21, 3472240), (24, 3038210), (28, 2604180), (30, 2430568), (35, 2083344), (40, 1822926), (42, 1736120), (48, 1519105), (56, 1302090), (60, 1215284), (70, 1041672), (80, 911463), (84, 868060), (105, 694448), (112, 651045), (120, 607642), (140, 520836), (168, 434030), (210, 347224), (240, 303821), (280, 260418), (336, 217015), (420, 173612), (560, 130209), (840, 86806), (1680, 43403)]