289135760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 160

約数和(自身を含む): 749094912

約数和(自身を除く): 459959152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 37, 40, 46, 62, 74, 80, 92, 115, 124, 137, 148, 155, 184, 185, 230, 248, 274, 296, 310, 368, 370, 460, 496, 548, 592, 620, 685, 713, 740, 851, 920, 1096, 1147, 1240, 1370, 1426, 1480, 1702, 1840, 2192, 2294, 2480, 2740, 2852, 2960, 3151, 3404, 3565, 4247, 4255, 4588, 5069, 5480, 5704, 5735, 6302, 6808, 7130, 8494, 8510, 9176, 10138, 10960, 11408, 11470, 12604, 13616, 14260, 15755, 16988, 17020, 18352, 20276, 21235, 22940, 25208, 25345, 26381, 28520, 31510, 33976, 34040, 40552, 42470, 45880, 50416, 50690, 52762, 57040, 63020, 67952, 68080, 81104, 84940, 91760, 97681, 101380, 105524, 116587, 126040, 131905, 157139, 169880, 195362, 202760, 211048, 233174, 252080, 263810, 314278, 339760, 390724, 405520, 422096, 466348, 488405, 527620, 582935, 628556, 781448, 785695, 932696, 976810, 1055240, 1165870, 1257112, 1562896, 1571390, 1865392, 1953620, 2110480, 2331740, 2514224, 3142780, 3614197, 3907240, 4663480, 6285560, 7228394, 7814480, 9326960, 12571120, 14456788, 18070985, 28913576, 36141970, 57827152, 72283940, 144567880, 289135760]

約数ペア:

[(1, 289135760), (2, 144567880), (4, 72283940), (5, 57827152), (8, 36141970), (10, 28913576), (16, 18070985), (20, 14456788), (23, 12571120), (31, 9326960), (37, 7814480), (40, 7228394), (46, 6285560), (62, 4663480), (74, 3907240), (80, 3614197), (92, 3142780), (115, 2514224), (124, 2331740), (137, 2110480), (148, 1953620), (155, 1865392), (184, 1571390), (185, 1562896), (230, 1257112), (248, 1165870), (274, 1055240), (296, 976810), (310, 932696), (368, 785695), (370, 781448), (460, 628556), (496, 582935), (548, 527620), (592, 488405), (620, 466348), (685, 422096), (713, 405520), (740, 390724), (851, 339760), (920, 314278), (1096, 263810), (1147, 252080), (1240, 233174), (1370, 211048), (1426, 202760), (1480, 195362), (1702, 169880), (1840, 157139), (2192, 131905), (2294, 126040), (2480, 116587), (2740, 105524), (2852, 101380), (2960, 97681), (3151, 91760), (3404, 84940), (3565, 81104), (4247, 68080), (4255, 67952), (4588, 63020), (5069, 57040), (5480, 52762), (5704, 50690), (5735, 50416), (6302, 45880), (6808, 42470), (7130, 40552), (8494, 34040), (8510, 33976), (9176, 31510), (10138, 28520), (10960, 26381), (11408, 25345), (11470, 25208), (12604, 22940), (13616, 21235), (14260, 20276), (15755, 18352), (16988, 17020)]