312863488

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2553

約数の個数: 72

約数和(自身を含む): 724066560

約数和(自身を除く): 411203072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 568, 896, 994, 1136, 1792, 1988, 2272, 2459, 3976, 4544, 4918, 7952, 9088, 9836, 15904, 17213, 18176, 19672, 31808, 34426, 39344, 63616, 68852, 78688, 127232, 137704, 157376, 174589, 275408, 314752, 349178, 550816, 629504, 698356, 1101632, 1222123, 1396712, 2203264, 2444246, 2793424, 4406528, 4888492, 5586848, 9776984, 11173696, 19553968, 22347392, 39107936, 44694784, 78215872, 156431744, 312863488]

約数ペア:

[(1, 312863488), (2, 156431744), (4, 78215872), (7, 44694784), (8, 39107936), (14, 22347392), (16, 19553968), (28, 11173696), (32, 9776984), (56, 5586848), (64, 4888492), (71, 4406528), (112, 2793424), (128, 2444246), (142, 2203264), (224, 1396712), (256, 1222123), (284, 1101632), (448, 698356), (497, 629504), (568, 550816), (896, 349178), (994, 314752), (1136, 275408), (1792, 174589), (1988, 157376), (2272, 137704), (2459, 127232), (3976, 78688), (4544, 68852), (4918, 63616), (7952, 39344), (9088, 34426), (9836, 31808), (15904, 19672), (17213, 18176)]