280853820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6317}}^1$

素因数の和:6364

約数の個数: 144

約数和(自身を含む): 965895840

約数和(自身を除く): 685042020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 6317, 7410, 8892, 11115, 12634, 14820, 18951, 22230, 25268, 31585, 37902, 44460, 56853, 63170, 75804, 82121, 94755, 113706, 120023, 126340, 164242, 189510, 227412, 240046, 246363, 284265, 328484, 360069, 379020, 410605, 480092, 492726, 568530, 600115, 720138, 739089, 821210, 985452, 1080207, 1137060, 1200230, 1231815, 1440276, 1478178, 1560299, 1642420, 1800345, 2160414, 2400460, 2463630, 2956356, 3120598, 3600690, 3695445, 4320828, 4680897, 4927260, 5401035, 6241196, 7201380, 7390890, 7801495, 9361794, 10802070, 14042691, 14781780, 15602990, 18723588, 21604140, 23404485, 28085382, 31205980, 46808970, 56170764, 70213455, 93617940, 140426910, 280853820]

約数ペア:

[(1, 280853820), (2, 140426910), (3, 93617940), (4, 70213455), (5, 56170764), (6, 46808970), (9, 31205980), (10, 28085382), (12, 23404485), (13, 21604140), (15, 18723588), (18, 15602990), (19, 14781780), (20, 14042691), (26, 10802070), (30, 9361794), (36, 7801495), (38, 7390890), (39, 7201380), (45, 6241196), (52, 5401035), (57, 4927260), (60, 4680897), (65, 4320828), (76, 3695445), (78, 3600690), (90, 3120598), (95, 2956356), (114, 2463630), (117, 2400460), (130, 2160414), (156, 1800345), (171, 1642420), (180, 1560299), (190, 1478178), (195, 1440276), (228, 1231815), (234, 1200230), (247, 1137060), (260, 1080207), (285, 985452), (342, 821210), (380, 739089), (390, 720138), (468, 600115), (494, 568530), (570, 492726), (585, 480092), (684, 410605), (741, 379020), (780, 360069), (855, 328484), (988, 284265), (1140, 246363), (1170, 240046), (1235, 227412), (1482, 189510), (1710, 164242), (2223, 126340), (2340, 120023), (2470, 113706), (2964, 94755), (3420, 82121), (3705, 75804), (4446, 63170), (4940, 56853), (6317, 44460), (7410, 37902), (8892, 31585), (11115, 25268), (12634, 22230), (14820, 18951)]