28548520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:96

約数の個数: 256

約数和(自身を含む): 92897280

約数和(自身を除く): 64348760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 23, 26, 28, 31, 35, 40, 44, 46, 52, 55, 56, 62, 65, 70, 77, 88, 91, 92, 104, 110, 115, 124, 130, 140, 143, 154, 155, 161, 182, 184, 217, 220, 230, 248, 253, 260, 280, 286, 299, 308, 310, 322, 341, 364, 385, 403, 434, 440, 455, 460, 506, 520, 572, 598, 616, 620, 644, 682, 713, 715, 728, 770, 805, 806, 868, 910, 920, 1001, 1012, 1085, 1144, 1196, 1240, 1265, 1288, 1364, 1426, 1430, 1495, 1540, 1610, 1612, 1705, 1736, 1771, 1820, 2002, 2015, 2024, 2093, 2170, 2387, 2392, 2530, 2728, 2821, 2852, 2860, 2990, 3080, 3220, 3224, 3289, 3410, 3542, 3565, 3640, 4004, 4030, 4186, 4340, 4433, 4774, 4991, 5005, 5060, 5642, 5704, 5720, 5980, 6440, 6578, 6820, 7084, 7130, 7843, 8008, 8060, 8372, 8680, 8855, 8866, 9269, 9548, 9982, 10010, 10120, 10465, 11284, 11935, 11960, 13156, 13640, 14105, 14168, 14260, 15686, 16120, 16445, 16744, 17710, 17732, 18538, 19096, 19964, 20020, 20930, 22165, 22568, 23023, 23870, 24955, 26312, 28210, 28520, 31031, 31372, 32890, 35420, 35464, 37076, 39215, 39928, 40040, 41860, 44330, 46046, 46345, 47740, 49910, 54901, 56420, 62062, 62744, 64883, 65780, 70840, 74152, 78430, 83720, 88660, 92092, 92690, 95480, 99820, 101959, 109802, 112840, 115115, 124124, 129766, 131560, 155155, 156860, 177320, 184184, 185380, 199640, 203918, 219604, 230230, 248248, 259532, 274505, 310310, 313720, 324415, 370760, 407836, 439208, 460460, 509795, 519064, 549010, 620620, 648830, 713713, 815672, 920920, 1019590, 1098020, 1241240, 1297660, 1427426, 2039180, 2196040, 2595320, 2854852, 3568565, 4078360, 5709704, 7137130, 14274260, 28548520]

約数ペア:

[(1, 28548520), (2, 14274260), (4, 7137130), (5, 5709704), (7, 4078360), (8, 3568565), (10, 2854852), (11, 2595320), (13, 2196040), (14, 2039180), (20, 1427426), (22, 1297660), (23, 1241240), (26, 1098020), (28, 1019590), (31, 920920), (35, 815672), (40, 713713), (44, 648830), (46, 620620), (52, 549010), (55, 519064), (56, 509795), (62, 460460), (65, 439208), (70, 407836), (77, 370760), (88, 324415), (91, 313720), (92, 310310), (104, 274505), (110, 259532), (115, 248248), (124, 230230), (130, 219604), (140, 203918), (143, 199640), (154, 185380), (155, 184184), (161, 177320), (182, 156860), (184, 155155), (217, 131560), (220, 129766), (230, 124124), (248, 115115), (253, 112840), (260, 109802), (280, 101959), (286, 99820), (299, 95480), (308, 92690), (310, 92092), (322, 88660), (341, 83720), (364, 78430), (385, 74152), (403, 70840), (434, 65780), (440, 64883), (455, 62744), (460, 62062), (506, 56420), (520, 54901), (572, 49910), (598, 47740), (616, 46345), (620, 46046), (644, 44330), (682, 41860), (713, 40040), (715, 39928), (728, 39215), (770, 37076), (805, 35464), (806, 35420), (868, 32890), (910, 31372), (920, 31031), (1001, 28520), (1012, 28210), (1085, 26312), (1144, 24955), (1196, 23870), (1240, 23023), (1265, 22568), (1288, 22165), (1364, 20930), (1426, 20020), (1430, 19964), (1495, 19096), (1540, 18538), (1610, 17732), (1612, 17710), (1705, 16744), (1736, 16445), (1771, 16120), (1820, 15686), (2002, 14260), (2015, 14168), (2024, 14105), (2093, 13640), (2170, 13156), (2387, 11960), (2392, 11935), (2530, 11284), (2728, 10465), (2821, 10120), (2852, 10010), (2860, 9982), (2990, 9548), (3080, 9269), (3220, 8866), (3224, 8855), (3289, 8680), (3410, 8372), (3542, 8060), (3565, 8008), (3640, 7843), (4004, 7130), (4030, 7084), (4186, 6820), (4340, 6578), (4433, 6440), (4774, 5980), (4991, 5720), (5005, 5704), (5060, 5642)]