316790488

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 722304000

約数和(自身を除く): 405513512

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 131, 196, 199, 217, 248, 262, 392, 398, 434, 524, 796, 868, 917, 1048, 1393, 1519, 1592, 1736, 1834, 2786, 3038, 3668, 4061, 5572, 6076, 6169, 6419, 7336, 8122, 9751, 11144, 12152, 12338, 12838, 16244, 19502, 24676, 25676, 26069, 28427, 32488, 39004, 43183, 49352, 51352, 52138, 56854, 78008, 86366, 104276, 113708, 172732, 182483, 198989, 208552, 227416, 302281, 345464, 364966, 397978, 604562, 729932, 795956, 808139, 1209124, 1277381, 1459864, 1591912, 1616278, 2418248, 2554762, 3232556, 5109524, 5656973, 6465112, 10219048, 11313946, 22627892, 39598811, 45255784, 79197622, 158395244, 316790488]

約数ペア:

[(1, 316790488), (2, 158395244), (4, 79197622), (7, 45255784), (8, 39598811), (14, 22627892), (28, 11313946), (31, 10219048), (49, 6465112), (56, 5656973), (62, 5109524), (98, 3232556), (124, 2554762), (131, 2418248), (196, 1616278), (199, 1591912), (217, 1459864), (248, 1277381), (262, 1209124), (392, 808139), (398, 795956), (434, 729932), (524, 604562), (796, 397978), (868, 364966), (917, 345464), (1048, 302281), (1393, 227416), (1519, 208552), (1592, 198989), (1736, 182483), (1834, 172732), (2786, 113708), (3038, 104276), (3668, 86366), (4061, 78008), (5572, 56854), (6076, 52138), (6169, 51352), (6419, 49352), (7336, 43183), (8122, 39004), (9751, 32488), (11144, 28427), (12152, 26069), (12338, 25676), (12838, 24676), (16244, 19502)]