28227360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 105283584

約数和(自身を除く): 77056224

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 271, 280, 310, 336, 372, 420, 434, 465, 480, 496, 542, 560, 620, 651, 672, 744, 813, 840, 868, 930, 992, 1084, 1085, 1120, 1240, 1302, 1355, 1488, 1626, 1680, 1736, 1860, 1897, 2168, 2170, 2480, 2604, 2710, 2976, 3252, 3255, 3360, 3472, 3720, 3794, 4065, 4336, 4340, 4960, 5208, 5420, 5691, 6504, 6510, 6944, 7440, 7588, 8130, 8401, 8672, 8680, 9485, 10416, 10840, 11382, 13008, 13020, 14880, 15176, 16260, 16802, 17360, 18970, 20832, 21680, 22764, 25203, 26016, 26040, 28455, 30352, 32520, 33604, 34720, 37940, 42005, 43360, 45528, 50406, 52080, 56910, 58807, 60704, 65040, 67208, 75880, 84010, 91056, 100812, 104160, 113820, 117614, 126015, 130080, 134416, 151760, 168020, 176421, 182112, 201624, 227640, 235228, 252030, 268832, 294035, 303520, 336040, 352842, 403248, 455280, 470456, 504060, 588070, 672080, 705684, 806496, 882105, 910560, 940912, 1008120, 1176140, 1344160, 1411368, 1764210, 1881824, 2016240, 2352280, 2822736, 3528420, 4032480, 4704560, 5645472, 7056840, 9409120, 14113680, 28227360]

約数ペア:

[(1, 28227360), (2, 14113680), (3, 9409120), (4, 7056840), (5, 5645472), (6, 4704560), (7, 4032480), (8, 3528420), (10, 2822736), (12, 2352280), (14, 2016240), (15, 1881824), (16, 1764210), (20, 1411368), (21, 1344160), (24, 1176140), (28, 1008120), (30, 940912), (31, 910560), (32, 882105), (35, 806496), (40, 705684), (42, 672080), (48, 588070), (56, 504060), (60, 470456), (62, 455280), (70, 403248), (80, 352842), (84, 336040), (93, 303520), (96, 294035), (105, 268832), (112, 252030), (120, 235228), (124, 227640), (140, 201624), (155, 182112), (160, 176421), (168, 168020), (186, 151760), (210, 134416), (217, 130080), (224, 126015), (240, 117614), (248, 113820), (271, 104160), (280, 100812), (310, 91056), (336, 84010), (372, 75880), (420, 67208), (434, 65040), (465, 60704), (480, 58807), (496, 56910), (542, 52080), (560, 50406), (620, 45528), (651, 43360), (672, 42005), (744, 37940), (813, 34720), (840, 33604), (868, 32520), (930, 30352), (992, 28455), (1084, 26040), (1085, 26016), (1120, 25203), (1240, 22764), (1302, 21680), (1355, 20832), (1488, 18970), (1626, 17360), (1680, 16802), (1736, 16260), (1860, 15176), (1897, 14880), (2168, 13020), (2170, 13008), (2480, 11382), (2604, 10840), (2710, 10416), (2976, 9485), (3252, 8680), (3255, 8672), (3360, 8401), (3472, 8130), (3720, 7588), (3794, 7440), (4065, 6944), (4336, 6510), (4340, 6504), (4960, 5691), (5208, 5420)]