249149568

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:330

約数の個数: 128

約数和(自身を含む): 689356800

約数和(自身を除く): 440207232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 79, 86, 96, 128, 129, 158, 172, 191, 192, 237, 258, 316, 344, 382, 384, 474, 516, 573, 632, 688, 764, 948, 1032, 1146, 1264, 1376, 1528, 1896, 2064, 2292, 2528, 2752, 3056, 3397, 3792, 4128, 4584, 5056, 5504, 6112, 6794, 7584, 8213, 8256, 9168, 10112, 10191, 12224, 13588, 15089, 15168, 16426, 16512, 18336, 20382, 24448, 24639, 27176, 30178, 30336, 32852, 36672, 40764, 45267, 49278, 54352, 60356, 65704, 73344, 81528, 90534, 98556, 108704, 120712, 131408, 163056, 181068, 197112, 217408, 241424, 262816, 326112, 362136, 394224, 434816, 482848, 525632, 648827, 652224, 724272, 788448, 965696, 1051264, 1297654, 1304448, 1448544, 1576896, 1931392, 1946481, 2595308, 2897088, 3153792, 3892962, 5190616, 5794176, 7785924, 10381232, 15571848, 20762464, 31143696, 41524928, 62287392, 83049856, 124574784, 249149568]

約数ペア:

[(1, 249149568), (2, 124574784), (3, 83049856), (4, 62287392), (6, 41524928), (8, 31143696), (12, 20762464), (16, 15571848), (24, 10381232), (32, 7785924), (43, 5794176), (48, 5190616), (64, 3892962), (79, 3153792), (86, 2897088), (96, 2595308), (128, 1946481), (129, 1931392), (158, 1576896), (172, 1448544), (191, 1304448), (192, 1297654), (237, 1051264), (258, 965696), (316, 788448), (344, 724272), (382, 652224), (384, 648827), (474, 525632), (516, 482848), (573, 434816), (632, 394224), (688, 362136), (764, 326112), (948, 262816), (1032, 241424), (1146, 217408), (1264, 197112), (1376, 181068), (1528, 163056), (1896, 131408), (2064, 120712), (2292, 108704), (2528, 98556), (2752, 90534), (3056, 81528), (3397, 73344), (3792, 65704), (4128, 60356), (4584, 54352), (5056, 49278), (5504, 45267), (6112, 40764), (6794, 36672), (7584, 32852), (8213, 30336), (8256, 30178), (9168, 27176), (10112, 24639), (10191, 24448), (12224, 20382), (13588, 18336), (15089, 16512), (15168, 16426)]