28452060

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:234

約数の個数: 240

約数和(自身を含む): 110421696

約数和(自身を除く): 81969636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 193, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 386, 390, 405, 420, 455, 468, 540, 546, 567, 579, 585, 630, 702, 756, 772, 780, 810, 819, 910, 945, 965, 1053, 1092, 1134, 1158, 1170, 1260, 1351, 1365, 1404, 1620, 1638, 1737, 1755, 1820, 1890, 1930, 2106, 2268, 2316, 2340, 2457, 2509, 2702, 2730, 2835, 2895, 3276, 3474, 3510, 3780, 3860, 4053, 4095, 4212, 4914, 5018, 5211, 5265, 5404, 5460, 5670, 5790, 6755, 6948, 7020, 7371, 7527, 8106, 8190, 8685, 9828, 10036, 10422, 10530, 11340, 11580, 12159, 12285, 12545, 13510, 14742, 15054, 15633, 16212, 16380, 17370, 17563, 20265, 20844, 21060, 22581, 24318, 24570, 25090, 26055, 27020, 29484, 30108, 31266, 34740, 35126, 36477, 36855, 37635, 40530, 45162, 48636, 49140, 50180, 52110, 52689, 60795, 62532, 67743, 70252, 72954, 73710, 75270, 78165, 81060, 87815, 90324, 104220, 105378, 109431, 112905, 121590, 135486, 145908, 147420, 150540, 156330, 158067, 175630, 182385, 203229, 210756, 218862, 225810, 243180, 263445, 270972, 312660, 316134, 338715, 351260, 364770, 406458, 437724, 451620, 474201, 526890, 547155, 632268, 677430, 729540, 790335, 812916, 948402, 1016145, 1053780, 1094310, 1354860, 1422603, 1580670, 1896804, 2032290, 2188620, 2371005, 2845206, 3161340, 4064580, 4742010, 5690412, 7113015, 9484020, 14226030, 28452060]

約数ペア:

[(1, 28452060), (2, 14226030), (3, 9484020), (4, 7113015), (5, 5690412), (6, 4742010), (7, 4064580), (9, 3161340), (10, 2845206), (12, 2371005), (13, 2188620), (14, 2032290), (15, 1896804), (18, 1580670), (20, 1422603), (21, 1354860), (26, 1094310), (27, 1053780), (28, 1016145), (30, 948402), (35, 812916), (36, 790335), (39, 729540), (42, 677430), (45, 632268), (52, 547155), (54, 526890), (60, 474201), (63, 451620), (65, 437724), (70, 406458), (78, 364770), (81, 351260), (84, 338715), (90, 316134), (91, 312660), (105, 270972), (108, 263445), (117, 243180), (126, 225810), (130, 218862), (135, 210756), (140, 203229), (156, 182385), (162, 175630), (180, 158067), (182, 156330), (189, 150540), (193, 147420), (195, 145908), (210, 135486), (234, 121590), (252, 112905), (260, 109431), (270, 105378), (273, 104220), (315, 90324), (324, 87815), (351, 81060), (364, 78165), (378, 75270), (386, 73710), (390, 72954), (405, 70252), (420, 67743), (455, 62532), (468, 60795), (540, 52689), (546, 52110), (567, 50180), (579, 49140), (585, 48636), (630, 45162), (702, 40530), (756, 37635), (772, 36855), (780, 36477), (810, 35126), (819, 34740), (910, 31266), (945, 30108), (965, 29484), (1053, 27020), (1092, 26055), (1134, 25090), (1158, 24570), (1170, 24318), (1260, 22581), (1351, 21060), (1365, 20844), (1404, 20265), (1620, 17563), (1638, 17370), (1737, 16380), (1755, 16212), (1820, 15633), (1890, 15054), (1930, 14742), (2106, 13510), (2268, 12545), (2316, 12285), (2340, 12159), (2457, 11580), (2509, 11340), (2702, 10530), (2730, 10422), (2835, 10036), (2895, 9828), (3276, 8685), (3474, 8190), (3510, 8106), (3780, 7527), (3860, 7371), (4053, 7020), (4095, 6948), (4212, 6755), (4914, 5790), (5018, 5670), (5211, 5460), (5265, 5404)]