28677240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 98794080

約数和(自身を除く): 70116840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 81, 90, 106, 108, 120, 135, 159, 162, 167, 180, 212, 216, 265, 270, 318, 324, 334, 360, 405, 424, 477, 501, 530, 540, 636, 648, 668, 795, 810, 835, 954, 1002, 1060, 1080, 1272, 1336, 1431, 1503, 1590, 1620, 1670, 1908, 2004, 2120, 2385, 2505, 2862, 3006, 3180, 3240, 3340, 3816, 4008, 4293, 4509, 4770, 5010, 5724, 6012, 6360, 6680, 7155, 7515, 8586, 8851, 9018, 9540, 10020, 11448, 12024, 13527, 14310, 15030, 17172, 17702, 18036, 19080, 20040, 21465, 22545, 26553, 27054, 28620, 30060, 34344, 35404, 36072, 42930, 44255, 45090, 53106, 54108, 57240, 60120, 67635, 70808, 79659, 85860, 88510, 90180, 106212, 108216, 132765, 135270, 159318, 171720, 177020, 180360, 212424, 238977, 265530, 270540, 318636, 354040, 398295, 477954, 531060, 541080, 637272, 716931, 796590, 955908, 1062120, 1194885, 1433862, 1593180, 1911816, 2389770, 2867724, 3186360, 3584655, 4779540, 5735448, 7169310, 9559080, 14338620, 28677240]

約数ペア:

[(1, 28677240), (2, 14338620), (3, 9559080), (4, 7169310), (5, 5735448), (6, 4779540), (8, 3584655), (9, 3186360), (10, 2867724), (12, 2389770), (15, 1911816), (18, 1593180), (20, 1433862), (24, 1194885), (27, 1062120), (30, 955908), (36, 796590), (40, 716931), (45, 637272), (53, 541080), (54, 531060), (60, 477954), (72, 398295), (81, 354040), (90, 318636), (106, 270540), (108, 265530), (120, 238977), (135, 212424), (159, 180360), (162, 177020), (167, 171720), (180, 159318), (212, 135270), (216, 132765), (265, 108216), (270, 106212), (318, 90180), (324, 88510), (334, 85860), (360, 79659), (405, 70808), (424, 67635), (477, 60120), (501, 57240), (530, 54108), (540, 53106), (636, 45090), (648, 44255), (668, 42930), (795, 36072), (810, 35404), (835, 34344), (954, 30060), (1002, 28620), (1060, 27054), (1080, 26553), (1272, 22545), (1336, 21465), (1431, 20040), (1503, 19080), (1590, 18036), (1620, 17702), (1670, 17172), (1908, 15030), (2004, 14310), (2120, 13527), (2385, 12024), (2505, 11448), (2862, 10020), (3006, 9540), (3180, 9018), (3240, 8851), (3340, 8586), (3816, 7515), (4008, 7155), (4293, 6680), (4509, 6360), (4770, 6012), (5010, 5724)]