253528912

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 643958784

約数和(自身を除く): 390429872

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 41, 52, 56, 62, 82, 91, 104, 112, 124, 137, 164, 182, 208, 217, 248, 274, 287, 328, 364, 403, 434, 496, 533, 548, 574, 656, 728, 806, 868, 959, 1066, 1096, 1148, 1271, 1456, 1612, 1736, 1781, 1918, 2132, 2192, 2296, 2542, 2821, 3224, 3472, 3562, 3731, 3836, 4247, 4264, 4592, 5084, 5617, 5642, 6448, 7124, 7462, 7672, 8494, 8528, 8897, 10168, 11234, 11284, 12467, 14248, 14924, 15344, 16523, 16988, 17794, 20336, 22468, 22568, 24934, 28496, 29729, 29848, 33046, 33976, 35588, 39319, 44936, 45136, 49868, 55211, 59458, 59696, 66092, 67952, 71176, 73021, 78638, 89872, 99736, 110422, 115661, 118916, 132184, 142352, 146042, 157276, 174127, 199472, 220844, 231322, 237832, 264368, 292084, 314552, 348254, 386477, 441688, 462644, 475664, 511147, 584168, 629104, 696508, 772954, 883376, 925288, 1022294, 1168336, 1218889, 1393016, 1545908, 1850576, 2044588, 2263651, 2437778, 2786032, 3091816, 4089176, 4527302, 4875556, 6183632, 8178352, 9054604, 9751112, 15845557, 18109208, 19502224, 31691114, 36218416, 63382228, 126764456, 253528912]

約数ペア:

[(1, 253528912), (2, 126764456), (4, 63382228), (7, 36218416), (8, 31691114), (13, 19502224), (14, 18109208), (16, 15845557), (26, 9751112), (28, 9054604), (31, 8178352), (41, 6183632), (52, 4875556), (56, 4527302), (62, 4089176), (82, 3091816), (91, 2786032), (104, 2437778), (112, 2263651), (124, 2044588), (137, 1850576), (164, 1545908), (182, 1393016), (208, 1218889), (217, 1168336), (248, 1022294), (274, 925288), (287, 883376), (328, 772954), (364, 696508), (403, 629104), (434, 584168), (496, 511147), (533, 475664), (548, 462644), (574, 441688), (656, 386477), (728, 348254), (806, 314552), (868, 292084), (959, 264368), (1066, 237832), (1096, 231322), (1148, 220844), (1271, 199472), (1456, 174127), (1612, 157276), (1736, 146042), (1781, 142352), (1918, 132184), (2132, 118916), (2192, 115661), (2296, 110422), (2542, 99736), (2821, 89872), (3224, 78638), (3472, 73021), (3562, 71176), (3731, 67952), (3836, 66092), (4247, 59696), (4264, 59458), (4592, 55211), (5084, 49868), (5617, 45136), (5642, 44936), (6448, 39319), (7124, 35588), (7462, 33976), (7672, 33046), (8494, 29848), (8528, 29729), (8897, 28496), (10168, 24934), (11234, 22568), (11284, 22468), (12467, 20336), (14248, 17794), (14924, 16988), (15344, 16523)]