320784480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2503}}^1$

素因数の和:2613

約数の個数: 144

約数和(自身を含む): 1107419040

約数和(自身を除く): 786634560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 445, 480, 534, 712, 720, 801, 890, 1068, 1335, 1424, 1440, 1602, 1780, 2136, 2503, 2670, 2848, 3204, 3560, 4005, 4272, 5006, 5340, 6408, 7120, 7509, 8010, 8544, 10012, 10680, 12515, 12816, 14240, 15018, 16020, 20024, 21360, 22527, 25030, 25632, 30036, 32040, 37545, 40048, 42720, 45054, 50060, 60072, 64080, 75090, 80096, 90108, 100120, 112635, 120144, 128160, 150180, 180216, 200240, 222767, 225270, 240288, 300360, 360432, 400480, 445534, 450540, 600720, 668301, 720864, 891068, 901080, 1113835, 1201440, 1336602, 1782136, 1802160, 2004903, 2227670, 2673204, 3341505, 3564272, 3604320, 4009806, 4455340, 5346408, 6683010, 7128544, 8019612, 8910680, 10024515, 10692816, 13366020, 16039224, 17821360, 20049030, 21385632, 26732040, 32078448, 35642720, 40098060, 53464080, 64156896, 80196120, 106928160, 160392240, 320784480]

約数ペア:

[(1, 320784480), (2, 160392240), (3, 106928160), (4, 80196120), (5, 64156896), (6, 53464080), (8, 40098060), (9, 35642720), (10, 32078448), (12, 26732040), (15, 21385632), (16, 20049030), (18, 17821360), (20, 16039224), (24, 13366020), (30, 10692816), (32, 10024515), (36, 8910680), (40, 8019612), (45, 7128544), (48, 6683010), (60, 5346408), (72, 4455340), (80, 4009806), (89, 3604320), (90, 3564272), (96, 3341505), (120, 2673204), (144, 2227670), (160, 2004903), (178, 1802160), (180, 1782136), (240, 1336602), (267, 1201440), (288, 1113835), (356, 901080), (360, 891068), (445, 720864), (480, 668301), (534, 600720), (712, 450540), (720, 445534), (801, 400480), (890, 360432), (1068, 300360), (1335, 240288), (1424, 225270), (1440, 222767), (1602, 200240), (1780, 180216), (2136, 150180), (2503, 128160), (2670, 120144), (2848, 112635), (3204, 100120), (3560, 90108), (4005, 80096), (4272, 75090), (5006, 64080), (5340, 60072), (6408, 50060), (7120, 45054), (7509, 42720), (8010, 40048), (8544, 37545), (10012, 32040), (10680, 30036), (12515, 25632), (12816, 25030), (14240, 22527), (15018, 21360), (16020, 20024)]