172728720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79967}}^1$

素因数の和:79989

約数の個数: 80

約数和(自身を含む): 594961920

約数和(自身を除く): 422233200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 79967, 159934, 239901, 319868, 399835, 479802, 639736, 719703, 799670, 959604, 1199505, 1279472, 1439406, 1599340, 1919208, 2159109, 2399010, 2878812, 3198680, 3598515, 3838416, 4318218, 4798020, 5757624, 6397360, 7197030, 8636436, 9596040, 10795545, 11515248, 14394060, 17272872, 19192080, 21591090, 28788120, 34545744, 43182180, 57576240, 86364360, 172728720]

約数ペア:

[(1, 172728720), (2, 86364360), (3, 57576240), (4, 43182180), (5, 34545744), (6, 28788120), (8, 21591090), (9, 19192080), (10, 17272872), (12, 14394060), (15, 11515248), (16, 10795545), (18, 9596040), (20, 8636436), (24, 7197030), (27, 6397360), (30, 5757624), (36, 4798020), (40, 4318218), (45, 3838416), (48, 3598515), (54, 3198680), (60, 2878812), (72, 2399010), (80, 2159109), (90, 1919208), (108, 1599340), (120, 1439406), (135, 1279472), (144, 1199505), (180, 959604), (216, 799670), (240, 719703), (270, 639736), (360, 479802), (432, 399835), (540, 319868), (720, 239901), (1080, 159934), (2160, 79967)]